Derevi, Empyrial Tactician + Emiel the Blessed + Mana Vault
Produces: Infinite LTB, Infinite ETB
- Color identity
- GWU
Steps
- Activate Mana Vault by tapping it, adding {C}{C}{C}.
- Activate Emiel by paying {3}, blinking Derevi.
- When Derevi enters the battlefield, it triggers, untapping Mana Vault.
- Repeat.