Cathodion + Dross Scorpion + Grinding Station + Prototype Portal

Mana needed: {3}

C identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Prototype Portal by paying {3} and tapping it, creating a token copy of Cathodion.
  2. When the token Cathodion enters, Grinding Station triggers, untapping itself.
  3. Activate Grinding Station by sacrificing Cathodion and tapping it.
  4. When Cathodion dies, Cathodion and Dross Scorpion trigger.
  5. Resolve the Cathodion trigger, adding {C}{C}{C}.
  6. Resolve the Dross Scorpion trigger, untapping Prototype Portal.
  7. Resolve the Grinding Station ability, causing target player to mill three cards.
  8. Repeat.

What the combo produces