Tshua the minor

{g/u} Target creature can't be blocked this turn. If that creature is a Spirit, add one +X/+X until the end of turn, where X is the amount of Spirit creatures under your control.

Ritual{3}{g/u}{g/u}: You may put a Spirit Creature from among your graveyard onto the battlefield with +X/+X, where X is the amount of Spiritual Creatures on your graveyard.