Valentin, Dean of the Vein // Lisette, Dean of the Root, Basking Broodscale, and Prosperous Innkeeper

Prerequisites

• Valentin, Dean of the Vein // Lisette, Dean of the Root on the battlefield
• Basking Broodscale in hand
• Prosperous Innkeeper on the battlefield
• available

Steps

1. Cast Basking Broodscale by paying
2. When Basking Broodscale enters the battlefield, Prosperous Innkeeper triggers, causing you to gain 1 life
3. Lisette triggers, causing you to pay to put a +1/+1 counter on each creature you control
4. Basking Broodscale triggers, creating a 0/1 Eldrazi Spawn creature token
5. When the Eldrazi Spawn enters the battlefield, Prosperous Innkeeper triggers
6. Holding priority, activate the Eldrazi Spawn by sacrificing it, adding
7. Resolve the Prosperous Innkeeper trigger, causing you to gain 1 life
8. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite lifegain triggers
• Infinite lifegain
• Infinite +1/+1 counters