Toph, the First Metalbender 353/286 (Avatar: The Last Airbender) - Showcase

Nontoken artifacts you control are lands in addition to their other types. (They don't gain the ability to {T} for mana.) At the beginning of your end step, earthbend 2. (Target land you control becomes a 0/0 creature with haste that's still a land. Put two +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped.)

NM - $6.09
MP - $3.20
HP - $2.13
DMG - $1.07