Festering March + Mana Echoes + Ovika, Enigma Goliath + The Tenth Doctor

Mana needed: {7}

UBR identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate The Tenth Doctor by paying {7}, removing all time counters from Festering March.
  2. Festering March triggers, causing you to cast it from exile without paying its mana cost.
  3. Ovika triggers, creating a number of creature tokens.
  4. When the creature tokens enter, Mana Echoes triggers, adding {C} for each creature you control that shares a creature type with the token for each trigger.
  5. Resolve Festering March.
  6. Repeat.

What the combo produces