Chulane, Teller of Tales, Retreat to Coralhelm, Nyxbloom Ancient, Tiller Engine, and Selesnya Sanctuary

Prerequisites

• Chulane, Teller of Tales on the battlefield
• Retreat to Coralhelm on the battlefield
• Nyxbloom Ancient on the battlefield
• Tiller Engine on the battlefield
• Selesnya Sanctuary in hand

Steps

1. Cast the creature in your hand by paying its mana cost
2. Chulane triggers, causing you to draw a card and put Selesnya Sanctuary from your hand onto the battlefield
3. When Selesnya Sanctuary enters, it, Tiller Engine and Retreat to Coralhelm trigger
4. Resolve the Tiller Engine trigger, untapping Selesnya Sanctuary
5. Holding priority, activate Selesnya Sanctuary by tapping it, adding due to Nyxbloom Ancient
6. Resolve the Selesnya Sanctuary trigger, returning it from your hand to the battlefield
7. Resolve the Retreat to Coralhelm trigger, untapping Chulane
8. Resolve the creature spell cast in step 1
9. Activate Chulane by paying and tapping it, returning the creature from the battlefield to your hand
10. Repeat

Results

• Infinite card draw
• Near-infinite ETB
• Infinite draw triggers
• Near-infinite storm count
• Near-infinite landfall triggers
• Near-infinite LTB