N'phoran, The Spiral Flame

Flash, Haste, Menace
•N'phoran the Spiral Flame gets -2/-2 if you only cast it with black mana.
•N'phoran the Spiral Flame gets -2/-2 if you cast it with green mana.
{x}{x}{t}—N'phoran the Spiral Flame deals X
to each creature and each player.