Shilgengar, Sire of Famine + Titania's Song

WBG identity

Commander legal

The 2 combo pieces

What must be in place

You control a permanent that is boosting the toughness of all your creatures by at least 1, or that is giving a creature a +1/+1 counter as it enters the battlefield.
You control at least one additional creature.

How to execute it

  1. Activate Shilgengar's first ability by sacrificing another creature, creating a Blood token.
  2. The Blood token enters the battlefield as a 0/0 creature due to March of the Machines, and will have its toughness boosted by the permanent specified in the pre-requisites to prevent it from dying.
  3. Repeat.

What the combo produces