Biomathematician | Creature | Human Wizard | When Biomathematician enters the battlefield, create a 0/0 green and blue Fractal creature token. Put a +1/+1 counter on each Fractal you control. | Igor Kieryluk
3.5 LSV
Quandrix Pledgemage | Creature | Merfolk Druid | Magecraft — Whenever you cast or copy an instant or sorcery spell, put a +1/+1 counter on Quandrix Pledgemage. | Caroline Gariba
3.0 LSV
Blood Researcher | Creature | Vampire Druid | Menace (This creature can't be blocked except by two or more creatures.)
Whenever you gain life, put a +1/+1 counter on Blood Researcher. | Cristi Balanescu
3.5 LSV