Grand Arbiter Augustin IV (Commander) - Extra Turns

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
Propaganda
85%inclusion23 decks27 decks
59%synergy
Grand Abolisher
63%inclusion17 decks27 decks
52%synergy
Ghostly Prison
74%inclusion20 decks27 decks
50%synergy
God-Pharaoh's Statue
52%inclusion14 decks27 decks
48%synergy
Mana Drain
59%inclusion16 decks27 decks
43%synergy
Lavinia, Azorius Renegade
48%inclusion13 decks27 decks
43%synergy
Teferi, Time Raveler
52%inclusion14 decks27 decks
41%synergy
Aura of Silence
41%inclusion11 decks27 decks
36%synergy
Sapphire Medallion
44%inclusion12 decks27 decks
36%synergy
Time Warp
37%inclusion10 decks27 decks
35%synergy
Top Cards
Counterspell
67%inclusion18 decks27 decks
13%synergy
Swords to Plowshares
63%inclusion17 decks27 decks
-6%synergy
Supreme Verdict
52%inclusion14 decks27 decks
24%synergy
Dovin's Veto
52%inclusion14 decks27 decks
13%synergy
Esper Sentinel
52%inclusion14 decks27 decks
30%synergy
Path to Exile
44%inclusion12 decks27 decks
-9%synergy
Authority of the Consuls
41%inclusion11 decks27 decks
31%synergy
Mystic Remora
41%inclusion11 decks27 decks
25%synergy
Aven Mindcensor
41%inclusion11 decks27 decks
32%synergy
Approach of the Second Sun
41%inclusion11 decks27 decks
25%synergy
Game Changers
Rhystic Study
78%inclusion21 decks27 decks
55%synergy
Drannith Magistrate
67%inclusion18 decks27 decks
60%synergy
Mystical Tutor
67%inclusion18 decks27 decks
54%synergy
Enlightened Tutor
63%inclusion17 decks27 decks
46%synergy
Cyclonic Rift
59%inclusion16 decks27 decks
38%synergy
Smothering Tithe
56%inclusion15 decks27 decks
32%synergy
Narset, Parter of Veils
52%inclusion14 decks27 decks
45%synergy
Teferi's Protection
48%inclusion13 decks27 decks
33%synergy
Force of Will
48%inclusion13 decks27 decks
40%synergy
Fierce Guardianship
41%inclusion11 decks27 decks
25%synergy
Creatures
Hushbringer
30%inclusion8 decks27 decks
26%synergy
Fatespinner
30%inclusion8 decks27 decks
27%synergy
Linvala, Keeper of Silence
30%inclusion8 decks27 decks
28%synergy
Elesh Norn, Grand Cenobite
30%inclusion8 decks27 decks
27%synergy
Thalia, Guardian of Thraben
30%inclusion8 decks27 decks
27%synergy
Spelltithe Enforcer
26%inclusion7 decks27 decks
23%synergy
Windborn Muse
26%inclusion7 decks27 decks
15%synergy
Lighthouse Chronologist
26%inclusion7 decks27 decks
26%synergy
Archon of Emeria
26%inclusion7 decks27 decks
22%synergy
Jin-Gitaxias, Progress Tyrant
26%inclusion7 decks27 decks
23%synergy
Silent Arbiter
22%inclusion6 decks27 decks
19%synergy
Consecrated Sphinx
22%inclusion6 decks27 decks
17%synergy
Medomai the Ageless
22%inclusion6 decks27 decks
21%synergy
Thalia, Heretic Cathar
19%inclusion5 decks27 decks
14%synergy
Baird, Steward of Argive
19%inclusion5 decks27 decks
16%synergy
Soulless Jailer
19%inclusion5 decks27 decks
16%synergy
Containment Priest
19%inclusion5 decks27 decks
16%synergy
Hullbreaker Horror
19%inclusion5 decks27 decks
10%synergy
Azor's Elocutors
15%inclusion4 decks27 decks
12%synergy
Walking Ballista
15%inclusion4 decks27 decks
11%synergy
Mother of Runes
15%inclusion4 decks27 decks
11%synergy
Archaeomancer
15%inclusion4 decks27 decks
4%synergy
Aven Interrupter
15%inclusion4 decks27 decks
11%synergy
Sphinx of Forgotten Lore
12%inclusion3 decks26 decks
11%synergy
Archivist of Oghma
11%inclusion3 decks27 decks
6%synergy
Displacer Kitten
11%inclusion3 decks27 decks
0%synergy
Spirit of the Labyrinth
11%inclusion3 decks27 decks
11%synergy
Geyser Drake
11%inclusion3 decks27 decks
10%synergy
Gilded Drake
11%inclusion3 decks27 decks
10%synergy
Harbinger of the Seas
11%inclusion3 decks27 decks
10%synergy
Laboratory Maniac
11%inclusion3 decks27 decks
4%synergy
Strict Proctor
11%inclusion3 decks27 decks
10%synergy
Jin-Gitaxias, Core Augur
11%inclusion3 decks27 decks
10%synergy
Thancred Waters
11%inclusion2 decks18 decks
11%synergy
Lyse Hext
11%inclusion2 decks18 decks
9%synergy
Krile Baldesion
11%inclusion2 decks18 decks
10%synergy
Voice of Victory
10%inclusion2 decks20 decks
6%synergy
Suppressor Skyguard
7.4%inclusion2 decks27 decks
6%synergy
Foundry Inspector
7.4%inclusion2 decks27 decks
-6%synergy
Vedalken Mastermind
7.4%inclusion2 decks27 decks
7%synergy
Thassa's Oracle
7.4%inclusion2 decks27 decks
4%synergy
Avacyn, Angel of Hope
7.4%inclusion2 decks27 decks
6%synergy
Pippin, Guard of the Citadel
7.4%inclusion2 decks27 decks
3%synergy
Teferi, Mage of Zhalfir
7.4%inclusion2 decks27 decks
6%synergy
Snapcaster Mage
7.4%inclusion2 decks27 decks
5%synergy
Eidolon of Rhetoric
7.4%inclusion2 decks27 decks
6%synergy
Haughty Djinn
7.4%inclusion2 decks27 decks
7%synergy
Reflector Mage
7.4%inclusion2 decks27 decks
1%synergy
Elesh Norn, Mother of Machines
7.4%inclusion2 decks27 decks
2%synergy
Heliod, Sun-Crowned
7.4%inclusion2 decks27 decks
3%synergy
Instants
Silence
37%inclusion10 decks27 decks
29%synergy
Force of Negation
37%inclusion10 decks27 decks
30%synergy
Render Silent
33%inclusion9 decks27 decks
26%synergy
Nexus of Fate
33%inclusion9 decks27 decks
32%synergy
Brainstorm
30%inclusion8 decks27 decks
12%synergy
Swan Song
30%inclusion8 decks27 decks
12%synergy
An Offer You Can't Refuse
26%inclusion7 decks27 decks
0%synergy
Narset's Reversal
26%inclusion7 decks27 decks
22%synergy
Dramatic Reversal
26%inclusion7 decks27 decks
19%synergy
Opt
19%inclusion5 decks27 decks
9%synergy
Rapid Hybridization
15%inclusion4 decks27 decks
9%synergy
Permission Denied
15%inclusion4 decks27 decks
10%synergy
Pact of Negation
15%inclusion4 decks27 decks
11%synergy
Pongify
11%inclusion3 decks27 decks
3%synergy
Muddle the Mixture
11%inclusion3 decks27 decks
6%synergy
Absorb
11%inclusion3 decks27 decks
4%synergy
Negate
11%inclusion3 decks27 decks
-17%synergy
Aetherize
11%inclusion3 decks27 decks
1%synergy
Flusterstorm
11%inclusion3 decks27 decks
6%synergy
Disallow
11%inclusion3 decks27 decks
9%synergy
Long-Term Plans
11%inclusion3 decks27 decks
10%synergy
Generous Gift
11%inclusion3 decks27 decks
-19%synergy
Protection Magic
11%inclusion2 decks18 decks
10%synergy
Illusionist's Gambit
7.4%inclusion2 decks27 decks
7%synergy
Mindbreak Trap
7.4%inclusion2 decks27 decks
5%synergy
Flawless Maneuver
7.4%inclusion2 decks27 decks
1%synergy
Hysterical Blindness
7.4%inclusion2 decks27 decks
7%synergy
Reality Shift
7.4%inclusion2 decks27 decks
0%synergy
Sphinx's Revelation
7.4%inclusion2 decks27 decks
-1%synergy
Mana Tithe
7.4%inclusion2 decks27 decks
6%synergy
Riot Control
7.4%inclusion2 decks27 decks
3%synergy
Arcane Denial
7.4%inclusion2 decks27 decks
-18%synergy
Snap
7.4%inclusion2 decks27 decks
1%synergy
Immortal Obligation
7.4%inclusion2 decks27 decks
7%synergy
Stifle
7.4%inclusion2 decks27 decks
7%synergy
Expose Evil
7.4%inclusion2 decks27 decks
7%synergy
Mana Leak
7.4%inclusion2 decks27 decks
4%synergy
Dig Through Time
7.4%inclusion2 decks27 decks
4%synergy
Sorceries
Ponder
33%inclusion9 decks27 decks
22%synergy
Temporal Manipulation
33%inclusion9 decks27 decks
32%synergy
Idyllic Tutor
30%inclusion8 decks27 decks
24%synergy
Capture of Jingzhou
30%inclusion8 decks27 decks
29%synergy
Farewell
26%inclusion7 decks27 decks
9%synergy
Temporal Mastery
26%inclusion7 decks27 decks
25%synergy
Preordain
26%inclusion7 decks27 decks
17%synergy
Armageddon
26%inclusion7 decks27 decks
25%synergy
Time Wipe
22%inclusion6 decks27 decks
9%synergy
Expropriate
22%inclusion6 decks27 decks
21%synergy
Solve the Equation
22%inclusion6 decks27 decks
18%synergy
Fabricate
15%inclusion4 decks27 decks
4%synergy
Karn's Temporal Sundering
15%inclusion4 decks27 decks
14%synergy
Time Stretch
15%inclusion4 decks27 decks
13%synergy
Beacon of Tomorrows
15%inclusion4 decks27 decks
14%synergy
Gitaxian Probe
11%inclusion3 decks27 decks
8%synergy
Merchant Scroll
11%inclusion3 decks27 decks
9%synergy
Personal Tutor
11%inclusion3 decks27 decks
9%synergy
Cleansing Nova
11%inclusion3 decks27 decks
7%synergy
Cataclysm
11%inclusion3 decks27 decks
11%synergy
Alrund's Epiphany
11%inclusion3 decks27 decks
9%synergy
Catastrophe
11%inclusion3 decks27 decks
11%synergy
Windfall
7.4%inclusion2 decks27 decks
-5%synergy
Walk the Aeons
7.4%inclusion2 decks27 decks
7%synergy
Fractured Identity
7.4%inclusion2 decks27 decks
5%synergy
Ravages of War
7.4%inclusion2 decks27 decks
7%synergy
Wrath of God
7.4%inclusion2 decks27 decks
1%synergy
Part the Waterveil
7.4%inclusion2 decks27 decks
7%synergy
Temporal Trespass
7.4%inclusion2 decks27 decks
7%synergy
Emerge from the Cocoon
7.4%inclusion2 decks27 decks
7%synergy
Boomerang Basics
6.7%inclusion1 decks15 decks
6%synergy
Utility Artifacts
Pearl Medallion
37%inclusion10 decks27 decks
29%synergy
Isochron Scepter
33%inclusion9 decks27 decks
27%synergy
Winter Orb
22%inclusion6 decks27 decks
20%synergy
Norn's Annex
22%inclusion6 decks27 decks
19%synergy
Winter Moon
22%inclusion6 decks27 decks
21%synergy
Static Orb
19%inclusion5 decks27 decks
17%synergy
Sphere of Resistance
19%inclusion5 decks27 decks
17%synergy
Sensei's Divining Top
19%inclusion5 decks27 decks
12%synergy
Vexing Bauble
19%inclusion5 decks27 decks
17%synergy
Torpor Orb
19%inclusion5 decks27 decks
17%synergy
Lightning Greaves
19%inclusion5 decks27 decks
-1%synergy
The One Ring
15%inclusion4 decks27 decks
7%synergy
Weathered Runestone
15%inclusion4 decks27 decks
14%synergy
Damping Sphere
15%inclusion4 decks27 decks
14%synergy
Thorn of Amethyst
11%inclusion3 decks27 decks
10%synergy
Trinisphere
11%inclusion3 decks27 decks
10%synergy
Citanul Flute
11%inclusion3 decks27 decks
11%synergy
Primal Amulet
11%inclusion3 decks27 decks
10%synergy
Mindslaver
11%inclusion3 decks27 decks
11%synergy
Swiftfoot Boots
11%inclusion3 decks27 decks
-14%synergy
Lithoform Engine
7.4%inclusion2 decks27 decks
6%synergy
Unwinding Clock
7.4%inclusion2 decks27 decks
-3%synergy
Helm of Obedience
7.4%inclusion2 decks27 decks
7%synergy
Crawlspace
7.4%inclusion2 decks27 decks
5%synergy
Defense Grid
7.4%inclusion2 decks27 decks
7%synergy
Orb of Dreams
7.4%inclusion2 decks27 decks
7%synergy
Wayfarer's Bauble
7.4%inclusion2 decks27 decks
-3%synergy
Panoptic Mirror
7.4%inclusion2 decks27 decks
7%synergy
Meekstone
7.4%inclusion2 decks27 decks
6%synergy
Grafdigger's Cage
7.4%inclusion2 decks27 decks
4%synergy
Helm of the Host
7.4%inclusion2 decks27 decks
6%synergy
Ichormoon Gauntlet
7.4%inclusion2 decks27 decks
7%synergy
Pacification Array
7.4%inclusion2 decks27 decks
7%synergy
Knowledge Pool
7.4%inclusion2 decks27 decks
6%synergy
Howling Mine
7.4%inclusion2 decks27 decks
2%synergy
Ensnaring Bridge
7.4%inclusion2 decks27 decks
7%synergy
Omen Machine
7.4%inclusion2 decks27 decks
7%synergy
The Chain Veil
7.4%inclusion2 decks27 decks
7%synergy
Aether Vial
7.4%inclusion2 decks27 decks
7%synergy
Smokestack
7.4%inclusion2 decks27 decks
7%synergy
The Endstone
6.3%inclusion1 decks16 decks
6%synergy
Enchantments
Blind Obedience
33%inclusion9 decks27 decks
23%synergy
Stasis
30%inclusion8 decks27 decks
28%synergy
Land Tax
30%inclusion8 decks27 decks
21%synergy
Rule of Law
26%inclusion7 decks27 decks
23%synergy
Rest in Peace
22%inclusion6 decks27 decks
17%synergy
Deafening Silence
22%inclusion6 decks27 decks
20%synergy
Back to Basics
19%inclusion5 decks27 decks
17%synergy
Darksteel Mutation
15%inclusion4 decks27 decks
9%synergy
Omniscience
15%inclusion4 decks27 decks
12%synergy
Sphere of Safety
15%inclusion4 decks27 decks
10%synergy
Leyline of Anticipation
11%inclusion3 decks27 decks
8%synergy
Trouble in Pairs
11%inclusion3 decks27 decks
6%synergy
Arcane Laboratory
11%inclusion3 decks27 decks
10%synergy
Unstoppable Plan
9.1%inclusion2 decks22 decks
3%synergy
Aether Barrier
7.4%inclusion2 decks27 decks
7%synergy
Fortune Teller's Talent
7.4%inclusion2 decks27 decks
7%synergy
Teferi's Ageless Insight
7.4%inclusion2 decks27 decks
1%synergy
Frozen Aether
7.4%inclusion2 decks27 decks
6%synergy
Imprisoned in the Moon
7.4%inclusion2 decks27 decks
2%synergy
Dissipation Field
7.4%inclusion2 decks27 decks
6%synergy
Wizard Class
7.4%inclusion2 decks27 decks
1%synergy
Guard Duty
7.4%inclusion2 decks27 decks
7%synergy
Monologue Tax
7.4%inclusion2 decks27 decks
4%synergy
Opposition
7.4%inclusion2 decks27 decks
4%synergy
Seal Away
7.4%inclusion2 decks27 decks
7%synergy
Telepathy
7.4%inclusion2 decks27 decks
6%synergy
As Foretold
7.4%inclusion2 decks27 decks
6%synergy
Humility
7.4%inclusion2 decks27 decks
7%synergy
Solemnity
7.4%inclusion2 decks27 decks
6%synergy
Observed Stasis
5.6%inclusion1 decks18 decks
5%synergy
Planeswalkers
Dovin, Hand of Control
33%inclusion9 decks27 decks
30%synergy
Teferi, Master of Time
22%inclusion6 decks27 decks
21%synergy
Teferi, Hero of Dominaria
22%inclusion6 decks27 decks
19%synergy
Teferi, Who Slows the Sunset
15%inclusion4 decks27 decks
11%synergy
Teferi, Timebender
11%inclusion3 decks27 decks
11%synergy
Jace, the Mind Sculptor
11%inclusion3 decks27 decks
10%synergy
Elspeth, Sun's Champion
7.4%inclusion2 decks27 decks
5%synergy
Teferi, Temporal Archmage
7.4%inclusion2 decks27 decks
7%synergy
Jace, Memory Adept
7.4%inclusion2 decks27 decks
7%synergy
Jace, Wielder of Mysteries
7.4%inclusion2 decks27 decks
3%synergy
Dovin Baan
7.4%inclusion2 decks27 decks
7%synergy
Dovin, Architect of Law
7.4%inclusion2 decks27 decks
7%synergy
Tamiyo, the Moon Sage
7.4%inclusion2 decks27 decks
5%synergy
Utility Lands
Reliquary Tower
44%inclusion12 decks27 decks
-4%synergy
Hall of Heliod's Generosity
30%inclusion8 decks27 decks
24%synergy
Ancient Tomb
26%inclusion7 decks27 decks
18%synergy
Mystic Sanctuary
22%inclusion6 decks27 decks
5%synergy
Strip Mine
22%inclusion6 decks27 decks
20%synergy
Otawara, Soaring City
22%inclusion6 decks27 decks
3%synergy
Maze of Ith
19%inclusion5 decks27 decks
14%synergy
Serra's Sanctum
15%inclusion4 decks27 decks
14%synergy
Urza's Saga
15%inclusion4 decks27 decks
4%synergy
Academy Ruins
15%inclusion4 decks27 decks
3%synergy
Arcane Lighthouse
11%inclusion3 decks27 decks
9%synergy
The Tabernacle at Pendrell Vale
11%inclusion3 decks27 decks
11%synergy
Eiganjo, Seat of the Empire
11%inclusion3 decks27 decks
1%synergy
Celestial Colonnade
11%inclusion3 decks27 decks
6%synergy
Mistrise Village
10%inclusion2 decks20 decks
6%synergy
Ghost Quarter
7.4%inclusion2 decks27 decks
6%synergy
Nykthos, Shrine to Nyx
7.4%inclusion2 decks27 decks
6%synergy
Castle Vantress
7.4%inclusion2 decks27 decks
2%synergy
Temple of the False God
7.4%inclusion2 decks27 decks
0%synergy
Rogue's Passage
7.4%inclusion2 decks27 decks
-7%synergy
Castle Ardenvale
7.4%inclusion2 decks27 decks
5%synergy
Multiversal Passage
6.7%inclusion1 decks15 decks
6%synergy
Mana Artifacts
Sol Ring
93%inclusion25 decks27 decks
6%synergy
Arcane Signet
78%inclusion21 decks27 decks
-5%synergy
Azorius Signet
59%inclusion16 decks27 decks
2%synergy
Thought Vessel
48%inclusion13 decks27 decks
6%synergy
Talisman of Progress
41%inclusion11 decks27 decks
-10%synergy
Fellwar Stone
22%inclusion6 decks27 decks
-6%synergy
Lotus Petal
15%inclusion4 decks27 decks
9%synergy
Mind Stone
15%inclusion4 decks27 decks
-11%synergy
Mox Diamond
15%inclusion4 decks27 decks
11%synergy
Sky Diamond
11%inclusion3 decks27 decks
2%synergy
Chromatic Lantern
11%inclusion3 decks27 decks
9%synergy
Mana Vault
11%inclusion3 decks27 decks
5%synergy
Marble Diamond
11%inclusion3 decks27 decks
3%synergy
Midnight Clock
11%inclusion3 decks27 decks
4%synergy
Mox Opal
11%inclusion3 decks27 decks
5%synergy
Chrome Mox
11%inclusion3 decks27 decks
6%synergy
Commander's Sphere
7.4%inclusion2 decks27 decks
-7%synergy
Basalt Monolith
7.4%inclusion2 decks27 decks
3%synergy
Mox Amber
7.4%inclusion2 decks27 decks
3%synergy
Gilded Lotus
7.4%inclusion2 decks27 decks
2%synergy
Thran Dynamo
7.4%inclusion2 decks27 decks
0%synergy
Lands
Island
96%inclusion26 decks27 decks
1%synergy
Plains
96%inclusion26 decks27 decks
1%synergy
Command Tower
74%inclusion20 decks27 decks
-11%synergy
Glacial Fortress
63%inclusion17 decks27 decks
0%synergy
Prairie Stream
59%inclusion16 decks27 decks
-6%synergy
Hallowed Fountain
59%inclusion16 decks27 decks
11%synergy
Flooded Strand
44%inclusion12 decks27 decks
12%synergy
Sea of Clouds
41%inclusion11 decks27 decks
1%synergy
Adarkar Wastes
41%inclusion11 decks27 decks
-4%synergy
Mystic Gate
37%inclusion10 decks27 decks
13%synergy
Deserted Beach
33%inclusion9 decks27 decks
-6%synergy
Seachrome Coast
30%inclusion8 decks27 decks
14%synergy
Tundra
26%inclusion7 decks27 decks
13%synergy
Azorius Chancery
26%inclusion7 decks27 decks
-10%synergy
Irrigated Farmland
26%inclusion7 decks27 decks
5%synergy
Temple of Enlightenment
26%inclusion7 decks27 decks
-11%synergy
Hengegate Pathway
22%inclusion6 decks27 decks
2%synergy
Port Town
22%inclusion6 decks27 decks
-25%synergy
Nimbus Maze
22%inclusion6 decks27 decks
0%synergy
Floodfarm Verge
22%inclusion6 decks27 decks
-5%synergy
Exotic Orchard
19%inclusion5 decks27 decks
-9%synergy
Idyllic Beachfront
15%inclusion4 decks27 decks
7%synergy
Snow-Covered Island
15%inclusion4 decks27 decks
10%synergy
Reflecting Pool
15%inclusion4 decks27 decks
11%synergy
Skycloud Expanse
15%inclusion4 decks27 decks
-20%synergy
Snow-Covered Plains
15%inclusion4 decks27 decks
10%synergy
Meticulous Archive
15%inclusion4 decks27 decks
-4%synergy
Prismatic Vista
11%inclusion3 decks27 decks
6%synergy
Tranquil Cove
11%inclusion3 decks27 decks
-8%synergy
Azorius Guildgate
11%inclusion3 decks27 decks
5%synergy
Mana Confluence
11%inclusion3 decks27 decks
7%synergy
Misty Rainforest
7.4%inclusion2 decks27 decks
0%synergy
Fabled Passage
7.4%inclusion2 decks27 decks
-1%synergy
Ash Barrens
7.4%inclusion2 decks27 decks
4%synergy
Glacial Floodplain
7.4%inclusion2 decks27 decks
0%synergy
Thriving Isle
7.4%inclusion2 decks27 decks
5%synergy
Razortide Bridge
7.4%inclusion2 decks27 decks
-7%synergy
Flood Plain
7.4%inclusion2 decks27 decks
5%synergy
Arid Mesa
7.4%inclusion2 decks27 decks
1%synergy
Scalding Tarn
7.4%inclusion2 decks27 decks
0%synergy
Thriving Heath
7.4%inclusion2 decks27 decks
5%synergy
Polluted Delta
7.4%inclusion2 decks27 decks
-1%synergy
City of Brass
7.4%inclusion2 decks27 decks
3%synergy