Gatta and Luzzu + Conclave Mentor + Walking Ballista

Prerequisites

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Steps

1. 1Cast Gatta and Luzzu by paying .
2. 2When Gatta and Luzzu enters the battlefield, it triggers, targeting Walking Ballista.
3. 3Activate Walking Ballista by removing a +1/+1 counter from it, targeting itself, but instead putting two +1/+1 counters on it due to Gatta and Luzzu and Conclave Mentor.
4. 4Activate Walking Ballista by removing a +1/+1 counter from it, dealing 1 damage to any target.
5. 5Repeat from step 3.

Effects

• Infinite +1/+1 counters on a creature
• Infinite damage