Shalai and Hallar, and Cleric Class

Prerequisites

• Shalai and Hallar on the battlefield
• Cleric Class on the battlefield
• You have a way to give Shalai and Hallar lifelink
• You have a way to put a +1/+1 counter on a creature you control
• Cleric Class is at least level two

Steps

1. Put a +1/+1 counter on a creature you control
2. Shalai and Hallar triggers, dealing 1 damage to an opponent and causing you to gain two life
3. Cleric Class triggers, putting a +1/+1 counter on a creature you control
4. Repeat from step 2

Results

• Infinite +1/+1 counters
• Infinite damage
• Infinite lifegain
• Infinite lifegain triggers