Curator Beastie + Lesser Masticore + Altar of Dementia

Prerequisites

• Lesser Masticore does not have a -1/-1 counter on it.

Steps

1. 1Activate Altar of Dementia by sacrificing Lesser Masticore.
2. 2When Lesser Masticore dies, its persist ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it due to Curator Beastie.
3. 3Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
4. 4Repeat.

Effects

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