Walking Ballista + Unspeakable Symbol + Quest for Pure Flame + Twinflame Tyrant

Prerequisites

• Quest for Pure Flame has at least four quest counters on it.
• You have a way to give Walking Ballista lifelink.
• Walking Ballista has at least two +1/+1 counters on it, or your life total is at least 4.

Steps

1. 1Activate Quest for Pure Flame by removing four quest counters from it and sacrificing it, doubling all damage you deal this turn.
2. 2Give Walking Ballista lifelink, if needed.
3. 3If Walking Ballista has less than two +1/+1 counters on it, activate Unspeakable Symbol by paying 3 life, putting a +1/+1 counter on Walking Ballista.
4. 4Activate Walking Ballista's second ability by removing a +1/+1 counter from it, dealing 4 damage to an opponent or a permanent an opponent controls, and causing you to gain 4 life.
5. 5Repeat from step 3.

Effects

• Infinite +1/+1 counters on creatures you control
• Infinite damage
• Infinite lifegain
• Infinite lifegain triggers