Agatha of the Vile Cauldron + Bulwark Ox + Earthcraft + Kenrith, the Returned King

WUBRG identity

Commander legal

The 4 combo pieces

What must be in place

You control a basic Swamp.

How to execute it

  1. Activate a basic Swamp by tapping it, adding {B}.
  2. Activate Kenrith's fifth ability by paying {B} due to Agatha, returning Bulwark Ox from your graveyard to the battlefield.
  3. Activate Earthcraft by tapping Bulwark Ox, untapping the basic Swamp.
  4. Activate Bulwark Ox by sacrificing it.
  5. Repeat.

What the combo produces