Double Masters Foil: Chord of Calling

Edition:	Double Masters
Type:	Instant
Cast:
Rarity:	R
Collector #:	158
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.) Search your library for a creature card with converted mana cost X or less and put it onto the battlefield. Then shuffle your library.