Bog Glider, Ashaya, Soul of the Wild, Intruder Alarm, Hua Tuo, Honored Physician, and Changeling Outcast

Prerequisites

• Bog Glider on the battlefield
• Ashaya, Soul of the Wild on the battlefield
• Intruder Alarm on the battlefield
• Hua Tuo, Honored Physician on the battlefield
• Changeling Outcast on the battlefield
• Bog Glider and Hua Tuo do not have summoning sickness
• It is your precombat main phase

Steps

1. Activate Bog Glider by tapping it and sacrificing Changeling Outcast
2. Holding priority, activate Hua Tuo by tapping it, putting Changeling Outcast on top of your library from your graveyard
3. Resolve the Bog Glider ability, searching your library for Changeling Outcast and putting it onto the battlefield
4. When Changeling Outcast enters the battlefield, Intruder Alarm triggers, untapping all creatures
5. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite landfall triggers
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite untap of all creatures