Essence Depleter, Light of Promise, and Cryptic Trilobite

Prerequisites

• Essence Depleter on the battlefield
• Light of Promise on the battlefield
• Cryptic Trilobite on the battlefield
• available

Steps

1. Activate Essence Depleter by paying , causing you to gain 1 life and an opponent to lose 1 life
2. Cryptic Trilobite triggers, putting a +1/+1 counter on itself
3. Activate Cryptic Trilobite by removing a +1/+1 counter from it, adding that can only be spent to activate abilities
4. Repeat

Results

• Infinite lifegain triggers
• Infinite lifegain
• Infinite lifeloss