Agatha's Soul Cauldron + First Day of Class + Inquisitive Puppet
Mana needed: {1}{R}
R identity
Commander legal
The 3 combo pieces
What must be in place
You control another creature that has at least one +1/+1 counter on it.
How to execute it
- Cast First Day of Class by paying {1}{R}.
- Activate another creature you control that has a +1/+1 counter on it by exiling it, creating a 1/1 Human creature token.
- When the Human enters the battlefield, First Day of Class triggers, putting a +1/+1 counter on it.
- Repeat from step 2 using the Human token instead.
What the combo produces
- Infinite creature LTB
- Infinite ETB