Overwhelm

Sorcery, 5GG (7)
Convoke (Each creature you tap while casting this spell reduces its cost by {1} or by one mana of that creature's color.)

Creatures you control get +3/+3 until end of turn.¹
Let the song of Selesnya be heard above the rhythm of our thundering hordes!
Illus. Wayne Reynolds

Format Legality	Legal in Vintage, Legacy, Extended, MTGO Classic Banned in Standard
Printings (1/12)	Ravnica: City of Guilds (Uncommon)