Rukarumel, Biologist + Bog Glider + Dryad Arbor + Retreat to Coralhelm + Mortuary

Prerequisites

• Bog Glider does not have summoning sickness.
• "Mercenary" chosen with Rukarumel.

Steps

1. 1Activate Bog Glider by tapping it and sacrificing Dryad Arbor.
2. 2When Dryad Arbor dies, Mortuary triggers, putting Dryad Arbor on top of your library from your graveyard.
3. 3Resolve the Bog Glider ability from step 1, searching your library for Dryad Arbor and putting it onto the battlefield.
4. 4When Dryad Arbor enters the battlefield, Retreat to Coralhelm triggers, untapping Bog Glider.
5. 5Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite landfall triggers