Gravecrawler + Merrow Bonegnawer + Paradise Mantle + Goblin Bombardment

Gravecrawler

Merrow Bonegnawer

Paradise Mantle

Goblin Bombardment

How it works

1. Activate Merrow Bonegnawer by tapping it, adding .
2. Activate Goblin Bombardment by sacrificing Gravecrawler, dealing 1 damage to any target.
3. Cast Gravecrawler by paying .
4. Merrow Bonegnawer triggers, untapping itself.
5. Repeat.

This elegant little engine transforms a persistent skeleton into an endless barrage of pain. By outfitting Merrow Bonegnawer with Paradise Mantle, the merfolk gains the ability to tap for the exact black mana needed to fund Gravecrawler's return from the graveyard. Each time you recast the scurrying horror, Merrow Bonegnawer's passive trigger untaps it, ready to tap for mana again, while Goblin Bombardment provides the sacrifice outlet to clear the board and deal infinite damage to any target.