Cosima, God of the Voyage

Commander
UCosima, God of the Voyage
4.7±0.3
Upgraded Precon
Core strategy improved with targeted swaps. Mana base and card draw still have clear gaps.
Primary win line:Go-wide combat finish
High confidence(324 pts)
Estimated win turn
T6best
T7typical
T9+contested
Vector breakdown
Efficient Curve (56% CMC 0-2)+8ⓘ
Fast mana1
1Sol Ring+10
Mana rocks5
2Arcane Signet+6
2Fellwar Stone+5
2Mind Stone+4
2Thought Vessel+4
3Cultivator's Caravan+1
Land ramp4
1Wayfarer's Bauble+5
2Walking Atlas+1
4Solemn Simulacrum+2
4Scaretiller+1
Other acceleration4
1UEtherium Sculptor+7
1UArtificer Class+1
3Foundry Inspector+7
3UUThryx, the Sudden Storm+1
Tutors1
1UArtificer Class+1
Draw engines6
1ULedger Shredder+6
1UStormchaser Drake+5
2Smuggler's Copter+5
1UUSea-Dasher Octopus+5
2UUThopter Spy Network+5
2UUThe Indomitable+3
Cantrips & burst draw13
UPonder+6
UBrainstorm+6
UPreordain+5
UFaerie Seer+1
1UChart a Course+1
2UAether Channeler+2
2UKeep Watch+1
2UThirst for Knowledge+1
3UFact or Fiction+6
4Weatherlight+1
4UMulldrifter+1
4UThoughtcast+1
+1 more
Wheels1
2UWindfall+6
Recursion2
2UEmry, Lurker of the Loch+7
2UUArchaeomancer+1
Value engines2
1UImposter Mech+5
2USai, Master Thopterist+3
Counterspells6
USwan Song+8
UAn Offer You Can't Refuse+7
USiren Stormtamer+6
UUCounterspell+8
1UNegate+6
2UUnwind+5
Spot removal8
UPongify+5
URapid Hybridization+5
UWitness Protection+1
1UResculpt+9
1UReality Shift+5
2UAether Channeler+2
4Surgehacker Mech+1
5Skysovereign, Consul Flagship+1
Stax & hate1
2UPropaganda+4
Protection2
USlip Out the Back+1
3UUThryx, the Sudden Storm+1
Mono-Color Mana Base (no fixing needed)+24ⓘ
Mana Acceleration (14 sources)+4ⓘ
Mono-Color Powerhouse Lands (1)+1ⓘ
Utility lands5
Myriad Landscape+2
Reliquary Tower+2
Temple of the False God+2
Remote Isle+2
Lonely Sandbar+2
Basic lands1
Island+31
Combat Damage Synergy: token package, 4 evasion enablers, aristocrats engine+25ⓘ
Tempo Control (lockout lethality)+7.4ⓘ
Synergy pieces2
5Skysovereign, Consul Flagship+1
5UKappa Cannoneer+1
Combat threats2
2UMaster of Etherium+5
2UUThe Indomitable+3
Token generators2
2UUThopter Spy Network+5
4UUSharding Sphinx+4
Other1
2USai, Master Thopterist+2

Bracket

3
Bracket 3Upgraded
Strong synergy and high card quality. Up to 3 Game Changers, late-game combos OK.
Breakdown
Learn more →
✓
Power level 4.7 → Bracket 3
Consistency82Interaction75Mana base70

0.2 above Bracket 2 ceiling (4.5)

1.8 below Bracket 4 threshold (6.5)

✕Game changers — none
✕Mass land denial — none
✕2-card combo — none
✕Extra turns — none

Themes6 total

Artifacts Matter14 cards

14 artifact synergy cards. Deck is built to leverage artifacts beyond just utility.

Etherium Sculptor,Sai, Master Thopterist,Katsumasa, the Animator,Sharding Sphinx,Master of Etherium
Token Strategy10 cards

10 token producers. Go-wide strategies can overwhelm opponents with numbers.

Sai, Master Thopterist,Sharding Sphinx,Aether Channeler,An Offer You Can't Refuse,Swan Song
Storm10 cards

10 storm synergies. Chain spells for exponential value.

Etherium Sculptor,Foundry Inspector,Sai, Master Thopterist,Kappa Cannoneer,Thought Monitor

Combos0 total

No combos detected

This deck wins through combat, value engines, or synergies rather than infinite combos. Checked against Commander Spellbook's database of 80,000+ documented combo variants.