The Master, Transcendent + Intruder Alarm + Altar of Dementia + Arashin Sovereign

Prerequisites

• The Master does not have summoning sickness.

Steps

1. 1Activate Altar of Dementia by sacrificing Arashin Sovereign.
2. 2When Arashin Sovereign dies, it triggers, putting itself from your graveyard on top of your library.
3. 3Resolve the Altar of Dementia ability, causing you to mill Arashin Sovereign from your library.
4. 4Activate The Master by tapping it, putting Arashin Sovereign from your graveyard onto the battlefield.
5. 5When Arashin Sovereign enters the battlefield, Intruder Alarm triggers, untapping all creatures.
6. 6Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite mana creatures you control can produce
• Infinite self-mill
• Infinite untap of creatures