Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.
![Chord of Calling [Ravnica: City of Guilds]](http://tothetablebgc.myshopify.com/cdn/shop/files/e064174b-8f07-4fea-9eef-c3b5d0220b1a.png?v=1776474830&width=1445)
