Escape Protocol + Fluctuator + Bone Miser + Eternal Witness + Slippery Karst

Escape Protocol

Fluctuator

Bone Miser

Eternal Witness

Slippery Karst

How it works

1. Activate Slippery Karst's cycling ability by paying 0 and discarding it.
2. Bone Miser, Slippery Karst, and Escape Protocol trigger.
3. Resolve the Bone Miser trigger, adding .
4. Resolve the Slippery Karst trigger, drawing a card.
5. Resolve the Escape Protocol trigger, causing you to pay 1 to blink Eternal Witness.
6. Eternal Witness enters the battlefield, returning Slippery Karst from your graveyard to your hand.
7. Repeat.