Nir, The Bloodstarved

: When Nir, The Bloodstarved has 10 Loyalty, transform it into a 8/8 black Dragon Knight Demigod with hexproof, trample, first strike, and flying.
+2: Sacrifice two target creatures. Exile target permanent. You gain 1 life.
0: Create one 2/2 black Demon Knight token with vigilance. You gain 2 life.