Nia, Fabled Skyclimber

Flying, vigilance, haste

Whenever you play a land from exile or cast a spell from exile, put a +1/+1 counter on Nia.

Remove two counters from Nia: Exile the top card of your library. You may play that card this turn.

When Nia enters, exile the top card of your library. You may play that card for as long as you control this creature.

: Transform Nia. Activate only as a sorcery.