Color Identity: R

Initial Card State
- First Day of Class in hand.
- Agatha's Soul Cauldron on the battlefield.
- Inquisitive Puppet in exile (exiled by Agatha's Soul Cauldron).
Notable Prerequisites
- You control another creature that has at least one +1/+1 counter on it.
Mana Needed
- ({1} magic symbol)
({R} magic symbol)
available.
Steps
- Cast First Day of Class by paying ({1} magic symbol)
({R} magic symbol)
. - 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.
Results
- Infinite ETB.
- Infinite LTB.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).