Blightbeetle, Mikaeus, the Unhallowed, Goblin Sharpshooter, and Coveted Falcon

Prerequisites

• Blightbeetle on the battlefield
• Mikaeus, the Unhallowed on the battlefield
• Goblin Sharpshooter on the battlefield
• Coveted Falcon on the battlefield
• available

Steps

1. Activate Coveted Falcon by paying , turning it face up
2. Coveted Falcon triggers, causing an opponent to gain control of Blightbeetle and causing you to draw a card
3. Give Goblin Sharpshooter deathtouch, if needed
4. Activate Goblin Sharpshooter by tapping it, dealing 1 damage to the additional creature and destroying it due to Goblin Sharpshooter's deathtouch
5. When the creature dies, its undying ability and Goblin Sharpshooter trigger
6. Resolve the creature's undying trigger, returning it from your graveyard to the battlefield without a +1/+1 counter on it due to Blightbeetle
7. Resolve the Goblin Sharpshooter trigger, untapping it
8. Repeat from step 4

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers