What Must Be Done
Sorcery · 
What Must Be Done is part of 15 combos legal in Commander. Often combined with Naru Meha, Master Wizard and Ashnod's Altar.
What Must Be Done
Sorcery
Choose one —
• Let the World Burn — Destroy all artifacts and creatures.
• Release Juno — Return target historic permanent card from your graveyard to the battlefield. It enters with two additional +1/+1 counters on it if it's a creature. (Artifacts, legendaries, and Sagas are historic.)
- Mana value
- 5
- Keywords
- Release Juno, Let the World Burn
- Color identity
Frequently combined with
The cards that most often join What Must Be Done across all of its 15 combos.
Combos with What Must Be Done
15 combos legal in Commander.
Color Identity: W, U
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Ashnod's Altar
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite colorless mana
Infinite magecraft triggers
Color Identity: W, U
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Blasting Station
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite damage
Infinite magecraft triggers
Color Identity: W, U
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Phyrexian Altar
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite colored mana
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Color Identity: W, U
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Altar of Dementia
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Infinite magecraft triggers
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Umbral Collar Zealot
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Infinite surveil
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Phantom Train
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Infinite +1/+1 counters on a creature
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Shilgengar, Sire of Famine
+1 other prerequisite
Results in combo:
Infinite artifact tokens
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Infinite Blood tokens
Color Identity: U, R, W
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Thermopod
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite red mana
Infinite magecraft triggers
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Yahenni, Undying Partisan
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Woe Strider
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite scry 1
Infinite magecraft triggers
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Viscera Seer
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite scry 1
Infinite magecraft triggers
Color Identity: U, R, W
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Goblin Bombardment
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite damage
Infinite magecraft triggers
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Carrion Feeder
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Infinite +1/+1 counters on a creature
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Bloodflow Connoisseur
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Infinite +1/+1 counters on a creature
Color Identity: W, U, B
Cards in combo:
Naru Meha, Master Wizard
What Must Be Done
Bartolomé del Presidio
+1 other prerequisite
Results in combo:
Infinite creature LTB
Infinite creature ETB
Infinite creature sacrifice triggers
Infinite death triggers
Infinite magecraft triggers
Infinite +1/+1 counters on a creature
