Altar of Dementia + Horde Ambusher + Yedora, Grave Gardener

RG identity

Commander legal

The 3 combo pieces

• Altar of Dementia
• Horde Ambusher
• Yedora, Grave Gardener

What must be in place

You have at least one red card in hand.

How to execute it

1. Activate Altar of Dementia by sacrificing Horde Ambusher.
2. When Horde Ambusher dies, Yedora triggers, returning Horde Ambusher from your graveyard to the battlefield face down as a Forest land.
3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Horde Ambusher's power.
4. Activate Horde Ambusher by tapping it, adding {G}.
5. Activate Horde Ambusher's morph ability by revealing a red card from your hand, turning it face up.
6. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite green mana
• Infinite landfall triggers
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill