Aetherflux Reservoir, and Yotia Declares War

Prerequisites

• Aetherflux Reservoir on the battlefield
• Yotia Declares War on the battlefield
• You have a way to give Aetherflux Reservoir lifelink
• Your life total is at least 51
• Yotia Declares War has exactly two lore counters on it

Steps

1. At the beginning of your precombat main phase, Yotia Declares War triggers, putting a lore counter on itself
2. Yotia Declares War's third chapter ability triggers, causing Aetherflux Reservoir to become an artifact creature until end of turn and causing you to sacrifice Yotia Declares War
3. Give Aetherflux Reservoir lifelink
4. Activate Aetherflux Reservoir by paying 50 life, dealing 50 damage to any target and causing you to gain 50 life
5. Repeat step 4

Results

• Infinite damage
• Infinite lifegain triggers