Enchant creatureAs long as enchanted creature is red, it gets +1/+1 and has ": This creature gets +1/+0 until end of turn."As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)
Whenever you cast a spell that's both white and black, Nightsky Mimic has base power and toughness 4/4 until end of turn and gains flying until end of turn.
Flying, Sacrifice Kithkin Spellduster: Destroy target enchantment.Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)
First strikeBelligerent Hatchling enters with four -1/-1 counters on it.Whenever you cast a red spell, remove a -1/-1 counter from Belligerent Hatchling.Whenever you cast a white spell, remove a -1/-1 counter from Belligerent Hatchling.
When Desecrator Hag enters, return to your hand the creature card in your graveyard with the greatest power. If two or more cards are tied for greatest power, you choose one of them.
Create a 5/5 blue and red Elemental creature token with flying.Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)