Karthos, Wrath of Dragons

Indestructible
As long as your devotion to red is less than seven, Karthos isn't a creature.
Enchantment creatures you control are dragons
with haste in additon to their types.
{3}{r}: Reveal the top card of your library. If it's a dragon, put it into the battlefield. It deals damage
equal to its power to you. Shuffle.