Mikaeus, the Unhallowed, Blasting Station, and Kitchen Finks

Prerequisites

• Mikaeus, the Unhallowed on the battlefield
• Blasting Station on the battlefield
• Kitchen Finks on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing Kitchen Finks
2. When Kitchen Finks dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
3. When Kitchen Finks enters, it and Blasting Station trigger
4. Resolve the Kitchen Finks trigger, causing you to gain 2 life
5. Resolve the Blasting Station trigger, untapping it
6. Resolve the Blasting Station ability from step 1
7. Activate Blasting Station by tapping it and sacrificing Kitchen Finks
8. When Kitchen Finks dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it
9. Repeat steps 3 through 5 once
10. Resolve the Blasting Station ability from step 7
11. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite damage
• Infinite death triggers
• Infinite sacrifice triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control