Altar of Dementia + Iridescent Drake + Shade's Form

UB identity

Commander legal

The 3 combo pieces

• Altar of Dementia
• Iridescent Drake
• Shade's Form

What must be in place

Shade's Form attached to Iridescent Drake.

How to execute it

1. Activate Altar of Dementia by sacrificing Iridescent Drake.
2. When Iridescent Drake dies, Shade's Form triggers, returning Iridescent Drake from your graveyard to the battlefield.
3. When Iridescent Drake enters the battlefield, it triggers, returning Shade's Form from your graveyard to the battlefield attached to Iridescent Drake.
4. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Iridescent Drake's power.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill