Dawnsire, Sunstar Dreadnought, and Spiteful Sliver

Prerequisites

• Dawnsire, Sunstar Dreadnought on the battlefield
• Spiteful Sliver on the battlefield

Steps

1. Declare any creature as an attacker
2. Dawnsire triggers, dealing 100 damage to Spiteful Sliver
3. Spiteful Sliver triggers, dealing 100 damage to target player

Results

• Near-infinite damage to target player