Chthonian Nightmare + Time Warp + Timeless Witness
Mana needed: {3}{U}{U} the first turn, with {5}{U}{U}{B}{B} each extra turn
BGU identity
Commander legal
The 3 combo pieces
What must be in place
You control a nontoken creature with mana value 2 or less.
You have at least {E}.
How to execute it
- Cast Time Warp by paying {3}{U}{U}, causing you to take an extra turn after this one.
- Move to your next turn.
- Cast Chthonian Nightmare by paying {1}{B}.
- When Chthonian Nightmare enters the battlefield, it triggers, causing you to get {E}{E}{E}.
- Activate Chthonian Nightmare by paying {E}{E}{E}{E}, sacrificing a creature with mana value 2 or less, and returning Chthonian Nightmare from the battlefield to your hand, returning Timeless Witness from your graveyard to the battlefield.
- When Timeless Witness enters the battlefield, it triggers, returning Time Warp from your graveyard to your hand.
- Cast Chthonian Nightmare by paying {1}{B}.
- When Chthonian Nightmare enters the battlefield, it triggers, causing you to get {E}{E}{E}.
- Activate Chthonian Nightmare by paying at most {E}{E}, sacrificing Timeless Witness, and returning Chthonian Nightmare from the battlefield to your hand, returning a creature with mana value 2 or less from your graveyard to the battlefield.
- Repeat.
What the combo produces
- Infinite turns
- Lock