Sinkochu, aspect of evolution

commander splice into arcane {u}{b/g} (as you cast a Spirit or Arcane spell and this card is in the Command Zone you may put this card onto the battlefield)
When Sinkochu enters the battlefield, If it wasn't cast from your hand, return it to the command zone at the beginning of the next end step.
{u}{b}, sacrifice a spirit or counter target arcane spell: draw 2 cards and lose 3 life. Activate this ability only once each turn
{2}{g}: return target spirit or arcane card from your graveyard to your