Fathom Mage

Fathom Mage

Creature - Human Wizard | Power/Toughness: 1 / 1 (CMC 4)
Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)
Whenever a +1/+1 counter is put on Fathom Mage, you may draw a card.