Halo Fountain + March of the Machines + Phyrexian Altar

Mana needed: {W}

WU identity

Commander legal

The 3 combo pieces

What must be in place

Halo Fountain does not have summoning sickness.

How to execute it

  1. Activate Halo Fountain's first ability by paying {W}, tapping it and untapping it, creating a 1/1 Citizen creature token.
  2. Activate Phyrexian Altar by sacrificing the Citizen, adding {W}.
  3. Repeat.

What the combo produces