The Locust God, The Celestus, Aphetto Alchemist, and Intruder Alarm

Prerequisites

• The Locust God on the battlefield
• The Celestus on the battlefield
• Aphetto Alchemist on the battlefield
• Intruder Alarm on the battlefield
• Creatures you control can tap to produce at least

Steps

1. Activate all mana-producing creatures you control by tapping them, adding at least
2. Activate The Celestus by paying and tapping it, changing it from day to night or from night to day
3. The Celestus triggers, causing you to gain 1 life and loot
4. The Locust God triggers, creating a 1/1 Insect creature token with flying and haste
5. The Insect enters the battlefield, triggering Intruder Alarm, untapping all creatures
6. Activate Aphetto Alchemist by tapping it, untapping The Celestus
7. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Infinite looting
• Near-infinite creature tokens
• Near-infinite day/night changes
• Near-infinite ETB
• Near-infinite lifegain
• Near-infinite lifegain triggers
• Near-infinite mana creatures you control can produce