Exchange of Words, and Scute Swarm

Prerequisites

• Exchange of Words in hand
• Scute Swarm on the battlefield
• undefined available

Steps

1. Cause a land you control to become a creature
2. Cast Exchange of Words by paying , exchanging the text boxes of the land creature and Scute Swarm
3. Play a land
4. The land enters the battlefield, triggering the land creature's Scute Swarm ability, creating a copy of itself with its original text
5. Step 5 repeats in a mandatory loop unless interrupted, drawing the game

Results

• Draw the game
• Infinite ETB
• Infinite landfall triggers