Delina, Wild Mage + Encroaching Mycosynth + Lena, Selfless Champion + Time Sieve

WUBR identity

Commander legal

The 4 combo pieces

What must be in place

Delina does not have summoning sickness and cannot be blocked and killed by an opponent.
You control at least four nontoken creatures.

How to execute it

  1. Declare Delina as an attacker.
  2. Delina triggers, creating at least one nonlegendary token copy of Lena with haste.
  3. When the Lena token enters the battlefield, it triggers, creating at least four 1/1 Soldier creature tokens.
  4. Activate Time Sieve by tapping it, sacrificing the Lena token and the Soldier tokens, causing you to take an extra turn after this one.
  5. Repeat each turn.

What the combo produces