Grand Arbiter Augustin IV (Commander)

Alternate Names:

Vault Boy, Cap CollectorVault Boy, Cap Collector

Alex Wicker
Apr 30, 2026
Can the Commander Ban List Be Dramatically Downsized?
With the Commander Bracket System in place, it's time to reevaluate the ban list. Can we unban most of the banned cards?
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Erode
4.5%inclusion69 decks1.55K decks
0%synergy
Emeritus of Ideation
2.3%inclusion38 decks1.65K decks
-1%synergy
Emeritus of Truce
2.2%inclusion30 decks1.38K decks
0%synergy
Restoration Seminar
1.9%inclusion29 decks1.55K decks
1%synergy
The Mind Stone
1.9%inclusion13 decks700 decks
1%synergy
High Synergy Cards
Aura of Silence
57%inclusion7.22K decks12.6K decks
53%synergy
Lavinia, Azorius Renegade
54%inclusion6.85K decks12.6K decks
49%synergy
Propaganda
75%inclusion9.46K decks12.6K decks
49%synergy
Ghostly Prison
72%inclusion9.04K decks12.6K decks
47%synergy
God-Pharaoh's Statue
50%inclusion6.33K decks12.6K decks
47%synergy
Grand Abolisher
57%inclusion7.23K decks12.6K decks
47%synergy
Dovin, Hand of Control
47%inclusion5.91K decks12.6K decks
44%synergy
Spelltithe Enforcer
45%inclusion5.73K decks12.6K decks
43%synergy
Aven Mindcensor
48%inclusion6.10K decks12.6K decks
40%synergy
Windborn Muse
50%inclusion6.36K decks12.6K decks
40%synergy
Top Cards
Swords to Plowshares
72%inclusion9.13K decks12.6K decks
4%synergy
Counterspell
72%inclusion9.02K decks12.6K decks
18%synergy
Path to Exile
61%inclusion7.70K decks12.6K decks
8%synergy
Dovin's Veto
58%inclusion7.30K decks12.6K decks
20%synergy
Supreme Verdict
54%inclusion6.84K decks12.6K decks
27%synergy
Esper Sentinel
52%inclusion6.55K decks12.6K decks
30%synergy
Approach of the Second Sun
51%inclusion6.49K decks12.6K decks
36%synergy
Blind Obedience
47%inclusion5.95K decks12.6K decks
37%synergy
Mana Drain
44%inclusion5.48K decks12.6K decks
27%synergy
Negate
43%inclusion5.41K decks12.6K decks
15%synergy
Game Changers
Rhystic Study
67%inclusion8.47K decks12.6K decks
44%synergy
Smothering Tithe
65%inclusion8.14K decks12.6K decks
41%synergy
Drannith Magistrate
51%inclusion6.44K decks12.6K decks
44%synergy
Cyclonic Rift
48%inclusion6.05K decks12.6K decks
26%synergy
Narset, Parter of Veils
48%inclusion6.03K decks12.6K decks
41%synergy
Mystical Tutor
41%inclusion5.13K decks12.6K decks
28%synergy
Enlightened Tutor
40%inclusion5.08K decks12.6K decks
23%synergy
Farewell
38%inclusion4.80K decks12.6K decks
21%synergy
Fierce Guardianship
35%inclusion4.43K decks12.6K decks
20%synergy
Teferi's Protection
34%inclusion4.26K decks12.6K decks
18%synergy
Creatures
Thalia, Guardian of Thraben
43%inclusion5.36K decks12.6K decks
40%synergy
Hushbringer
42%inclusion5.30K decks12.6K decks
38%synergy
Thalia, Heretic Cathar
42%inclusion5.23K decks12.6K decks
37%synergy
Archon of Emeria
37%inclusion4.67K decks12.6K decks
33%synergy
Fatespinner
36%inclusion4.57K decks12.6K decks
34%synergy
Consecrated Sphinx
29%inclusion3.68K decks12.6K decks
24%synergy
Azor's Elocutors
28%inclusion3.57K decks12.6K decks
26%synergy
Linvala, Keeper of Silence
28%inclusion3.47K decks12.6K decks
25%synergy
Soulless Jailer
26%inclusion3.33K decks12.6K decks
24%synergy
Baird, Steward of Argive
24%inclusion3.06K decks12.6K decks
21%synergy
Jin-Gitaxias, Progress Tyrant
24%inclusion3.05K decks12.6K decks
21%synergy
Strict Proctor
21%inclusion2.68K decks12.6K decks
20%synergy
Absolute Virtue
19%inclusion1.49K decks7.89K decks
15%synergy
Leonin Arbiter
18%inclusion2.26K decks12.6K decks
17%synergy
The Council of Four
18%inclusion2.23K decks12.6K decks
10%synergy
Containment Priest
16%inclusion2.03K decks12.6K decks
14%synergy
Archivist of Oghma
16%inclusion2.02K decks12.6K decks
11%synergy
Elesh Norn, Grand Cenobite
15%inclusion1.95K decks12.6K decks
13%synergy
Hullbreaker Horror
14%inclusion1.82K decks12.6K decks
6%synergy
Gold-Forged Thopteryx
14%inclusion1.80K decks12.6K decks
4%synergy
Vryn Wingmare
14%inclusion1.78K decks12.6K decks
13%synergy
Silent Arbiter
13%inclusion1.65K decks12.6K decks
10%synergy
Voice of Victory
13%inclusion1.16K decks8.91K decks
9%synergy
Dauntless Dismantler
12%inclusion1.49K decks12.6K decks
10%synergy
Isperia, Supreme Judge
12%inclusion1.48K decks12.6K decks
10%synergy
Jin-Gitaxias, Core Augur
12%inclusion1.46K decks12.6K decks
10%synergy
Archon of Absolution
11%inclusion1.42K decks12.6K decks
10%synergy
Unsettled Mariner
11%inclusion1.39K decks12.6K decks
9%synergy
Wandering Archaic
11%inclusion1.35K decks12.6K decks
9%synergy
Pippin, Guard of the Citadel
11%inclusion1.34K decks12.6K decks
7%synergy
Doorkeeper Thrull
11%inclusion1.33K decks12.6K decks
9%synergy
Spark Double
10%inclusion1.24K decks12.6K decks
6%synergy
Baral, Chief of Compliance
10%inclusion1.22K decks12.6K decks
7%synergy
Faerie Mastermind
9.1%inclusion1.14K decks12.6K decks
1%synergy
Aven Interrupter
8.6%inclusion1.09K decks12.6K decks
4%synergy
Tax Collector
8.6%inclusion1.06K decks12.3K decks
7%synergy
Reidane, God of the Worthy
8.4%inclusion1.06K decks12.6K decks
8%synergy
Eidolon of Rhetoric
8.3%inclusion1.04K decks12.6K decks
7%synergy
Archangel of Tithes
8.2%inclusion1.04K decks12.6K decks
7%synergy
Tithe Taker
8.1%inclusion1.02K decks12.6K decks
7%synergy
Sun Titan
7.9%inclusion994 decks12.6K decks
-3%synergy
Hushwing Gryff
7.9%inclusion990 decks12.6K decks
7%synergy
Elesh Norn, Mother of Machines
7.8%inclusion983 decks12.6K decks
2%synergy
Thassa's Oracle
7.8%inclusion979 decks12.6K decks
4%synergy
Walking Ballista
7.5%inclusion941 decks12.6K decks
4%synergy
Chancellor of the Annex
7.4%inclusion936 decks12.6K decks
7%synergy
Magus of the Tabernacle
7.2%inclusion912 decks12.6K decks
7%synergy
Ethersworn Canonist
7.2%inclusion907 decks12.6K decks
4%synergy
Teferi, Mage of Zhalfir
6.9%inclusion873 decks12.6K decks
6%synergy
Heliod, Sun-Crowned
6.5%inclusion816 decks12.6K decks
3%synergy
Instants
Render Silent
39%inclusion4.86K decks12.6K decks
31%synergy
Silence
34%inclusion4.29K decks12.6K decks
26%synergy
Brainstorm
34%inclusion4.24K decks12.6K decks
16%synergy
Swan Song
31%inclusion3.89K decks12.6K decks
13%synergy
Force of Will
28%inclusion3.54K decks12.6K decks
20%synergy
Arcane Denial
27%inclusion3.36K decks12.6K decks
1%synergy
An Offer You Can't Refuse
25%inclusion3.21K decks12.6K decks
-1%synergy
Force of Negation
24%inclusion2.98K decks12.6K decks
16%synergy
Mana Leak
23%inclusion2.87K decks12.6K decks
19%synergy
Permission Denied
22%inclusion2.78K decks12.6K decks
17%synergy
Generous Gift
19%inclusion2.42K decks12.6K decks
-11%synergy
Aetherize
19%inclusion2.34K decks12.6K decks
8%synergy
Sphinx's Revelation
18%inclusion2.31K decks12.6K decks
10%synergy
No More Lies
16%inclusion2.03K decks12.6K decks
12%synergy
Rewind
14%inclusion1.78K decks12.6K decks
10%synergy
Flusterstorm
13%inclusion1.60K decks12.6K decks
8%synergy
Absorb
12%inclusion1.53K decks12.6K decks
6%synergy
Pact of Negation
11%inclusion1.45K decks12.6K decks
7%synergy
Dramatic Reversal
11%inclusion1.41K decks12.6K decks
4%synergy
Narset's Reversal
10%inclusion1.32K decks12.6K decks
7%synergy
Unwind
10%inclusion1.25K decks12.6K decks
6%synergy
Disallow
10%inclusion1.23K decks12.6K decks
7%synergy
Hindering Light
10%inclusion1.22K decks12.6K decks
6%synergy
Muddle the Mixture
10%inclusion1.21K decks12.6K decks
5%synergy
Spell Pierce
10%inclusion1.21K decks12.6K decks
6%synergy
Reprieve
8.9%inclusion1.12K decks12.6K decks
5%synergy
Pongify
8.8%inclusion1.11K decks12.6K decks
1%synergy
Stroke of Midnight
8.5%inclusion1.06K decks12.6K decks
-7%synergy
Sink into Stupor
8.4%inclusion1.05K decks12.6K decks
-5%synergy
Mental Misstep
7.7%inclusion965 decks12.6K decks
4%synergy
Disenchant
7.5%inclusion949 decks12.6K decks
-1%synergy
Opt
6.7%inclusion844 decks12.6K decks
-3%synergy
Strix Serenade
6.6%inclusion831 decks12.6K decks
2%synergy
Fact or Fiction
6.5%inclusion816 decks12.6K decks
3%synergy
Cancel
6.1%inclusion766 decks12.6K decks
4%synergy
Emergency Powers
6.0%inclusion761 decks12.6K decks
4%synergy
Cryptic Command
6.0%inclusion753 decks12.6K decks
2%synergy
Orim's Chant
5.8%inclusion729 decks12.6K decks
4%synergy
Dispel
5.8%inclusion728 decks12.6K decks
3%synergy
Frantic Search
5.4%inclusion685 decks12.6K decks
-7%synergy
Sorceries
Ponder
28%inclusion3.57K decks12.6K decks
17%synergy
Time Wipe
26%inclusion3.24K decks12.6K decks
12%synergy
Windfall
25%inclusion3.15K decks12.6K decks
13%synergy
Idyllic Tutor
22%inclusion2.83K decks12.6K decks
17%synergy
Wrath of God
21%inclusion2.66K decks12.6K decks
15%synergy
Austere Command
16%inclusion2.03K decks12.6K decks
2%synergy
Armageddon
16%inclusion2K decks12.6K decks
14%synergy
Preordain
14%inclusion1.78K decks12.6K decks
5%synergy
Fabricate
12%inclusion1.49K decks12.6K decks
1%synergy
Solve the Equation
11%inclusion1.44K decks12.6K decks
7%synergy
Day of Judgment
7.1%inclusion895 decks12.6K decks
5%synergy
Personal Tutor
7.0%inclusion886 decks12.6K decks
5%synergy
Sea Gate Restoration
6.8%inclusion863 decks12.6K decks
1%synergy
Gitaxian Probe
6.0%inclusion760 decks12.6K decks
3%synergy
Cleansing Nova
5.4%inclusion678 decks12.6K decks
1%synergy
Terminus
5.1%inclusion645 decks12.6K decks
3%synergy
Utility Artifacts
Sapphire Medallion
31%inclusion3.89K decks12.6K decks
22%synergy
Winter Orb
30%inclusion3.77K decks12.6K decks
28%synergy
Sphere of Resistance
29%inclusion3.62K decks12.6K decks
27%synergy
Pearl Medallion
28%inclusion3.48K decks12.6K decks
20%synergy
Cursed Totem
25%inclusion3.18K decks12.6K decks
22%synergy
Norn's Annex
24%inclusion3K decks12.6K decks
21%synergy
Thorn of Amethyst
19%inclusion2.41K decks12.6K decks
18%synergy
Lightning Greaves
17%inclusion2.18K decks12.6K decks
-3%synergy
Winter Moon
16%inclusion2.03K decks12.6K decks
15%synergy
The One Ring
16%inclusion2.03K decks12.6K decks
8%synergy
Isochron Scepter
16%inclusion2.03K decks12.6K decks
10%synergy
Grafdigger's Cage
16%inclusion2.01K decks12.6K decks
13%synergy
Torpor Orb
15%inclusion1.91K decks12.6K decks
13%synergy
Sensei's Divining Top
15%inclusion1.89K decks12.6K decks
8%synergy
Static Orb
14%inclusion1.76K decks12.6K decks
13%synergy
Swiftfoot Boots
14%inclusion1.72K decks12.6K decks
-12%synergy
Vexing Bauble
12%inclusion1.47K decks12.5K decks
10%synergy
Trinisphere
11%inclusion1.36K decks12.6K decks
10%synergy
Damping Sphere
11%inclusion1.34K decks12.6K decks
10%synergy
Crawlspace
10%inclusion1.22K decks12.6K decks
8%synergy
Knowledge Pool
8.8%inclusion1.11K decks12.6K decks
7%synergy
Isolation Cell
8.8%inclusion1.11K decks12.6K decks
8%synergy
Helm of the Host
8.5%inclusion1.07K decks12.6K decks
7%synergy
Meekstone
6.7%inclusion845 decks12.6K decks
6%synergy
The Water Crystal
6.0%inclusion461 decks7.74K decks
-2%synergy
Enchantments
Mystic Remora
42%inclusion5.30K decks12.6K decks
26%synergy
Authority of the Consuls
37%inclusion4.65K decks12.6K decks
27%synergy
Land Tax
33%inclusion4.17K decks12.6K decks
24%synergy
Rest in Peace
32%inclusion4.03K decks12.6K decks
27%synergy
Sphere of Safety
27%inclusion3.39K decks12.6K decks
22%synergy
Rule of Law
23%inclusion2.89K decks12.6K decks
20%synergy
Frozen Aether
19%inclusion2.37K decks12.6K decks
17%synergy
Stasis
18%inclusion2.33K decks12.6K decks
17%synergy
Deafening Silence
16%inclusion1.97K decks12.6K decks
14%synergy
Trouble in Pairs
13%inclusion1.66K decks12.6K decks
8%synergy
Back to Basics
12%inclusion1.55K decks12.6K decks
11%synergy
Solemnity
12%inclusion1.52K decks12.6K decks
11%synergy
Darksteel Mutation
11%inclusion1.43K decks12.6K decks
6%synergy
Monastery Siege
10%inclusion1.32K decks12.6K decks
9%synergy
Suppression Field
10%inclusion1.28K decks12.6K decks
10%synergy
Monologue Tax
10%inclusion1.23K decks12.6K decks
6%synergy
Imprisoned in the Moon
9.1%inclusion1.14K decks12.6K decks
4%synergy
Kismet
8.6%inclusion1.08K decks12.6K decks
8%synergy
Counterbalance
8.2%inclusion1.04K decks12.6K decks
7%synergy
Mirrormade
7.0%inclusion888 decks12.6K decks
4%synergy
Omniscience
7.0%inclusion877 decks12.6K decks
5%synergy
Aether Barrier
6.9%inclusion864 decks12.6K decks
6%synergy
Karmic Justice
6.7%inclusion848 decks12.6K decks
6%synergy
Luminarch Ascension
6.1%inclusion767 decks12.6K decks
5%synergy
Leyline of Anticipation
5.7%inclusion717 decks12.6K decks
2%synergy
Dissipation Field
5.3%inclusion670 decks12.6K decks
4%synergy
Unstoppable Plan
5.3%inclusion523 decks9.85K decks
0%synergy
Planeswalkers
Teferi, Time Raveler
42%inclusion5.25K decks12.6K decks
31%synergy
Teferi, Hero of Dominaria
18%inclusion2.32K decks12.6K decks
16%synergy
Karn, the Great Creator
6.3%inclusion792 decks12.6K decks
5%synergy
Kasmina, Enigmatic Mentor
6.1%inclusion772 decks12.6K decks
5%synergy
Teferi, Master of Time
6.1%inclusion772 decks12.6K decks
4%synergy
Teferi, Who Slows the Sunset
5.9%inclusion745 decks12.6K decks
2%synergy
Utility Lands
Reliquary Tower
52%inclusion6.61K decks12.6K decks
4%synergy
Otawara, Soaring City
25%inclusion3.16K decks12.6K decks
6%synergy
Mystic Sanctuary
22%inclusion2.71K decks12.6K decks
4%synergy
Hall of Heliod's Generosity
18%inclusion2.24K decks12.6K decks
12%synergy
Ancient Tomb
18%inclusion2.23K decks12.6K decks
10%synergy
Urza's Saga
16%inclusion1.98K decks12.6K decks
4%synergy
Maze of Ith
15%inclusion1.90K decks12.6K decks
11%synergy
Strip Mine
13%inclusion1.64K decks12.6K decks
11%synergy
Academy Ruins
13%inclusion1.58K decks12.6K decks
1%synergy
Eiganjo, Seat of the Empire
12%inclusion1.50K decks12.6K decks
2%synergy
Celestial Colonnade
10%inclusion1.29K decks12.6K decks
6%synergy
Castle Vantress
7.9%inclusion997 decks12.6K decks
3%synergy
Temple of the False God
7.6%inclusion957 decks12.6K decks
0%synergy
Wasteland
7.5%inclusion940 decks12.6K decks
6%synergy
Mistrise Village
7.2%inclusion640 decks8.88K decks
3%synergy
The Tabernacle at Pendrell Vale
6.3%inclusion796 decks12.6K decks
6%synergy
Restless Anchorage
5.7%inclusion714 decks12.6K decks
-2%synergy
Mana Artifacts
Sol Ring
89%inclusion11.3K decks12.6K decks
3%synergy
Arcane Signet
79%inclusion9.96K decks12.6K decks
-4%synergy
Azorius Signet
51%inclusion6.43K decks12.6K decks
-6%synergy
Talisman of Progress
45%inclusion5.64K decks12.6K decks
-6%synergy
Thought Vessel
36%inclusion4.60K decks12.6K decks
-6%synergy
Fellwar Stone
23%inclusion2.93K decks12.6K decks
-5%synergy
Mind Stone
20%inclusion2.57K decks12.6K decks
-5%synergy
Commander's Sphere
14%inclusion1.71K decks12.6K decks
-1%synergy
Chrome Mox
13%inclusion1.69K decks12.6K decks
8%synergy
Mana Vault
13%inclusion1.67K decks12.6K decks
7%synergy
Lotus Petal
12%inclusion1.48K decks12.6K decks
6%synergy
Midnight Clock
10%inclusion1.21K decks12.6K decks
2%synergy
Mox Diamond
9.2%inclusion1.16K decks12.6K decks
6%synergy
Mox Opal
8.9%inclusion1.13K decks12.6K decks
3%synergy
Mox Amber
6.9%inclusion869 decks12.6K decks
2%synergy
Marble Diamond
6.6%inclusion827 decks12.6K decks
-1%synergy
Decanter of Endless Water
6.4%inclusion808 decks12.6K decks
-4%synergy
Sky Diamond
5.9%inclusion739 decks12.6K decks
-3%synergy
Azorius Locket
5.2%inclusion661 decks12.6K decks
2%synergy
Lands
Island
97%inclusion12.2K decks12.6K decks
1%synergy
Plains
96%inclusion12.2K decks12.6K decks
1%synergy
Command Tower
81%inclusion10.2K decks12.6K decks
-4%synergy
Glacial Fortress
60%inclusion7.61K decks12.6K decks
-2%synergy
Hallowed Fountain
58%inclusion7.28K decks12.6K decks
10%synergy
Prairie Stream
57%inclusion7.17K decks12.6K decks
-9%synergy
Sea of Clouds
44%inclusion5.50K decks12.6K decks
4%synergy
Flooded Strand
43%inclusion5.47K decks12.6K decks
11%synergy
Deserted Beach
38%inclusion4.81K decks12.6K decks
-1%synergy
Port Town
38%inclusion4.79K decks12.6K decks
-9%synergy
Adarkar Wastes
37%inclusion4.71K decks12.6K decks
-7%synergy
Azorius Chancery
34%inclusion4.27K decks12.6K decks
-2%synergy
Temple of Enlightenment
34%inclusion4.26K decks12.6K decks
-4%synergy
Nimbus Maze
27%inclusion3.40K decks12.6K decks
5%synergy
Mystic Gate
27%inclusion3.35K decks12.6K decks
3%synergy
Floodfarm Verge
25%inclusion2.87K decks11.4K decks
-2%synergy
Tundra
24%inclusion2.96K decks12.6K decks
10%synergy
Skycloud Expanse
23%inclusion2.90K decks12.6K decks
-12%synergy
Hengegate Pathway
20%inclusion2.54K decks12.6K decks
0%synergy
Irrigated Farmland
19%inclusion2.45K decks12.6K decks
-2%synergy
Exotic Orchard
18%inclusion2.29K decks12.6K decks
-9%synergy
Seachrome Coast
17%inclusion2.13K decks12.6K decks
2%synergy
Tranquil Cove
17%inclusion2.12K decks12.6K decks
-2%synergy
Meticulous Archive
17%inclusion2.10K decks12.6K decks
-2%synergy
Evolving Wilds
16%inclusion1.96K decks12.6K decks
0%synergy
Polluted Delta
13%inclusion1.68K decks12.6K decks
5%synergy
Misty Rainforest
12%inclusion1.55K decks12.6K decks
5%synergy
Scalding Tarn
12%inclusion1.47K decks12.6K decks
5%synergy
Marsh Flats
11%inclusion1.44K decks12.6K decks
4%synergy
Terramorphic Expanse
11%inclusion1.41K decks12.6K decks
1%synergy
Myriad Landscape
11%inclusion1.34K decks12.6K decks
-5%synergy
Arid Mesa
11%inclusion1.33K decks12.6K decks
4%synergy
Windswept Heath
10%inclusion1.27K decks12.6K decks
3%synergy
Azorius Guildgate
10%inclusion1.22K decks12.6K decks
3%synergy
Fabled Passage
9.3%inclusion1.17K decks12.6K decks
1%synergy
Gemstone Caverns
8.4%inclusion1.06K decks12.6K decks
5%synergy
Sink into Stupor
8.4%inclusion1.05K decks12.6K decks
-5%synergy
Reflecting Pool
8.3%inclusion1.05K decks12.6K decks
5%synergy
Prismatic Vista
8.3%inclusion1.05K decks12.6K decks
3%synergy
Mana Confluence
7.6%inclusion953 decks12.6K decks
4%synergy
Sejiri Refuge
7.2%inclusion904 decks12.6K decks
0%synergy
City of Brass
6.9%inclusion870 decks12.6K decks
3%synergy
Sea Gate Restoration
6.8%inclusion863 decks12.6K decks
1%synergy
Path of Ancestry
6.0%inclusion750 decks12.6K decks
-8%synergy
Idyllic Beachfront
5.6%inclusion707 decks12.6K decks
-2%synergy
Razortide Bridge
5.5%inclusion690 decks12.6K decks
-9%synergy