Ghired, Mirror of the Wilds, Thornbite Staff, and Altar of Dementia

Prerequisites

• Ghired, Mirror of the Wilds on the battlefield
• Thornbite Staff on the battlefield
• Altar of Dementia on the battlefield
• Thornbite Staff attached to Ghired
• You control at least one creature token that entered the battlefield this turn

Steps

1. Activate Ghired by tapping it, creating a token copy of any creature token you control that entered the battlefield this turn
2. Activate Altar of Dementia by sacrificing the creature token
3. When the token dies, Ghired triggers, untapping itself
4. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power
5. Repeat

Results

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