Evolution Witness

Creature — Elf Shaman Mutant

: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.) Whenever one or more +1/+1 counters are put on this creature, return target permanent card from your graveyard to your hand.

She remembers every breakthrough, from the gene's mutation to the new life's propagation.