Doran, Besieged by Time

Legendary Creature — Treefolk Druid

Each creature spell you cast with toughness greater than its power costs less to cast.

Whenever a creature you control attacks or blocks, it gets +X/+X until end of turn, where X is the difference between its power and toughness.

Power / Toughness: 0 / 5

This printing has the following treatments: legendary