Clockspinning + Font of Magic + Namor the Sub-Mariner + Phyrexian Altar

Mana needed: {U}

U identity

Commander legal

The 4 combo pieces

What must be in place

You've cast a commander from the command zone three times this game.

How to execute it

  1. Cast Clockspinning by paying {U} due to Font of Magic.
  2. Namor triggers, creating a 1/1 Merfolk creature token.
  3. Resolve Clockspinning.
  4. Activate Phyrexian Altar by sacrificing the Merfolk, adding {U}.
  5. Repeat.

What the combo produces