Ancient Den + Mind Over Matter + Seat of the Synod + Tameshi, Reality Architect

WU identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Ancient Den by tapping it, adding {W}.
  2. Activate Mind over Matter by discarding Seat of the Synod, untapping Ancient Den.
  3. Activate Ancient Den by tapping it, adding {W}.
  4. Activate Tameshi by paying {W} and returning Ancient Den from the battlefield to your hand, returning Seat of the Synod from your graveyard to the battlefield.
  5. Activate Mind over Matter by discarding Ancient Den, untapping any applicable permanent.
  6. Activate Tameshi by paying {W} and returning Seat of the Synod from the battlefield to your hand, returning Ancient Den from your graveyard to the battlefield.
  7. Repeat.

What the combo produces