Zephyr Singer | 86 | March of the Machine

Set: March of the Machine
Rarity: R
#: 86
Creature Type or Sub Type: Creature — Siren Pirate
P: 3
T: 4
Rules Text Contains: 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.)
Flying, vigilance
When Zephyr Singer enters the battlefield, put a flying counter on each creature that convoked it.