Tayschrenn, High Mage

Warren (Instants and sorceries you control that share
a color with this creature cost 1 less. Whenever you cast an instant or sorcery that shares a color with this creature, you may have this creature deal 1 damage to target creature or player.)
{b}{b}{b}: Create a black Demon token with power and toughness equal to Tayschrenn, High Mage.
{3}: Tayschrenn, High Mage gets +1/+1 until end of turn.