Color Identity: C

Initial Card State
- Emrakul in hand.
- All other permanents on the battlefield.
Notable Prerequisites
- You control artifacts that can produce enough mana to cast Emrakul, plus an additional ({1} magic symbol)
.
Steps
- Cast Emrakul by paying ({13} magic symbol)
reduced by its first ability. - Emrakul's second ability triggers, causing you to gain control of an opponent's next turn and giving them an additional turn after that one.
- Move to that opponent's next turn.
- Unwinding Clock triggers, untapping all artifacts you control.
- Activate artifacts by tapping them to add enough mana to cast Emrakul, plus an additional ({1} magic symbol)
. - Activate Erratic Portal by paying ({1} magic symbol)
and tapping it, returning Emrakul from the battlefield to your hand. - Repeat until the opponent you are controlling each extra turn has lost the game.
- Repeat for each remaining opponent.
Results
- Infinite turns for each opponent.
- You control your opponents on each of their turns.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).