The Locust God, Vaultborn Tyrant, and March of the World Ooze

Prerequisites

• The Locust God on the battlefield
• Vaultborn Tyrant on the battlefield
• March of the World Ooze on the battlefield
• You have a way to draw a card

Steps

1. Draw a card
2. The Locust God triggers, creating a 1/1 Insect creature token with flying and haste
3. When the Insect enters the battlefield as a 6/6 Insect Ooze due to March of the World Ooze, Vaultborn Tyrant's first ability triggers, causing you to gain 3 life and draw a card
4. Repeat from step 2

Results

• Infinite card draw
• Near-infinite lifegain
• Near-infinite lifegain triggers
• Near-infinite ETB
• Infinite draw triggers
• Near-infinite creature tokens with haste