Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Skullmane Baku. {1}, {T}, Remove X ki counters from Skullmane Baku: Target creature gets -X/-X until end of turn.
Flying When Sky Hussar enters, untap all creatures you control. Forecast — Tap two untapped white and/or blue creatures you control, Reveal Sky Hussar from your hand: Draw a card.