Altar of Dementia, Naru Meha, Master Wizard, and Rise Again

Prerequisites

• Altar of Dementia on the battlefield
• Naru Meha, Master Wizard in hand
• Rise Again in hand
• available

Steps

1. Cast Rise Again by paying its mana cost
2. Holding priority, cast Naru Meha by paying its mana cost
3. When Naru Meha enters, it triggers, targeting Rise Again
4. Holding priority, activate Altar of Dementia by sacrificing Naru Meha, causing a player to mill card(s)
5. Resolve the Naru Meha trigger, copying Rise Again Resolve the Rise Again copy, returning Naru Meha from your graveyard to the battlefield
6. Repeat from step 3

Results

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