Ashnod's Altar + Eternal Witness + Muldrotha, the Gravetide + Temporal Manipulation

Mana needed: {2}{G}{G}{U}{U} each turn

BGU identity

Commander legal

The 4 combo pieces

• Ashnod's Altar
• Eternal Witness
• Muldrotha, the Gravetide
• Temporal Manipulation

What must be in place

You have not cast a creature spell using Muldrotha this turn.

How to execute it

1. Cast Eternal Witness from your graveyard by paying {1}{G}{G}.
2. Eternal Witness enters the battlefield, returning Temporal Manipulation from your graveyard to your hand.
3. Activate Ashnod's Altar by sacrificing Eternal Witness, adding {C}{C}.
4. Cast Temporal Manipulation by paying {3}{U}{U}, causing you to take an extra turn after this one.
5. Repeat each turn.

What the combo produces

• Infinite turns
• Lock