Doran, Besieged by Time is a rare Legendary Creature — Treefolk Druid card from Magic: The Gathering (Lorwyn Eclipsed, ECL). Current market price: $0.58.
Each creature spell you cast with toughness greater than its power costs {1} 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.
