Questing Phelddagrif, Suture Priest, and Intruder Alarm

Prerequisites

• Questing Phelddagrif on the battlefield
• Suture Priest on the battlefield
• Intruder Alarm on the battlefield

Steps

1. Activate the mana-producing creature by tapping it, adding at least
2. Activate Questing Phelddagrif's first ability by paying , giving it +1/+1 until end of turn and causing target opponent to create a 11 Hippo creature token
3. The Hippo enters the battlefield, triggering Intruder Alarm and Suture Priest's second ability
4. Resolve the Intruder Alarm trigger, untapping all creatures
5. Resolve the Suture Priest trigger, causing the Hippo token's controller to lose 1 life
6. Repeat

Results

• Infinite creature tokens for opponents
• Infinite ETB for opponents
• Infinite lifeloss
• Infinitely large Questing Phelddagrif until end of turn
• Infinite mana creatures you control can produce
• Infinite untap of all creatures
• Infinite creature tokens for any number of opponents
• Infinite ETB for any number of opponents