Audacious Reshapers + Mortuary + Intruder Alarm + Boulderbranch Golem

Prerequisites

• Audacious Reshapers does not have summoning sickness.
• Your life total is at least 2.

Steps

1. 1Activate Audacious Reshapers by tapping it and sacrificing Boulderbranch Golem.
2. 2When Boulderbranch Golem dies, Mortuary triggers, putting Boulderbranch Golem on top of your library from your graveyard.
3. 3Resolve the Audacious Reshapers ability, revealing Boulderbranch Golem from the top of your library, then putting it onto the battlefield and dealing 1 damage to you.
4. 4When Boulderbranch Golem enters the battlefield, it and Intruder Alarm trigger.
5. 5Resolve the Intruder Alarm trigger, untapping all creatures.
6. 6Resolve the Boulderbranch Golem trigger, causing you to gain life equal to its power.
7. 7Repeat.

Effects

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