Suan Ce, Young Conqueror

When Sun Ce, Young Conqueror enters the battlefield, if {r} was spent to cast it, it gains Haste until end of turn. If {g} was spent to cast it, you may have it fight target creature.
Whenever Sun Ce, Young Conqueror blocks, is blocked, or fights a creature, you may draw a card.
{x}{r/g}, {t}: Sun Ce, Young Conqueror fights target creature with converted mana cost X or less.