Obelisk of Esper

Artifact, 3 (3)
{T}: Add {W}, {U}, or {B} to your mana pool.
It is a monument as austere, unyielding, and inscrutable as Esper itself.
Illus. Francis Tsai

Format Legality	Legal in Vintage, Legacy, Extended, Standard, MTGO Classic
Printings (1/9)	Shards of Alara (Common)