Mirrorform + Vela the Night-Clad

UB identity

Commander legal

The 2 combo pieces

How to execute it

  1. Cast Mirrorform by paying {4}{U}{U}, causing each nonland permanent to become a copy of Vela.
  2. Put all but one Vela into your graveyard due to the legend rule.
  3. Each Vela you controlled triggers for each Vela that died, causing each opponent to lose 1 life for each trigger.

What the combo produces