Altar of Dementia + Felidar Guardian + Angel of Indemnity

Prerequisites

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Steps

1. 1Cast Felidar Guardian by paying .
2. 2When Felidar Guardian enters the battlefield, it triggers, targeting Angel of Indemnity.
3. 3Holding priority, activate Altar of Dementia by sacrificing Felidar Guardian.
4. 4Resolve the Felidar Guardian ability, blinking Angel of Indemnity.
5. 5When Angel of Indemnity enters the battlefield, it triggers, returning Felidar Guardian from your graveyard to the battlefield.
6. 6Repeat from step 2 any number of times.
7. 7Resolve all abilities from step 3, milling any number of players any number of cards.

Effects

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