Rodolf Duskbringer + The Peregrine Dynamo + Ashnod's Altar

Prerequisites

• An additional creature card with mana value less than the amount of life you've gained this turn in your graveyard.
• Rodolf Duskbringer is not your commander.
• You have gained at least 3 life this turn.

Steps

1. 1At the beginning of your end step, Rodolf Duskbringer triggers, allowing you to pay .
2. 2When you do, put Rodolf Duskbringer's ability on the stack targeting any creature in your graveyard.
3. 3Holding priority, activate The Peregrine Dynamo by paying and tapping it, targeting Rodolf Duskbringer's ability.
4. 4Holding priority again, activate Ashnod's Altar by sacrificing The Peregrine Dynamo, adding .
5. 5Resolve The Peregrine Dynamo's ability, copying Rodolf Duskbringer's ability targeting The Peregrine Dynamo.
6. 6Resolve the copied ability, returning The Peregrine Dynamo from your graveyard to the battlefield.
7. 7Repeat from step 3.

Effects

• Infinite colorless mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers