Nico, Ghost King

Partner with Bianca, Hunter of Artemis
Nico enters the battlefield with 4 animate counters.
If Nico has less than 0 animate counters, destroy it.
{x}{b},{t}: Create X skeleton tokens with deathtouch
and "If this card dies, Nico, Ghost King gains 1
animate counter." Remove X animate counters.
{x}: Sacrifice X skeleton tokens you control. Gain
X animate counters.
{3}{b},{t}, Remove 1 animate counter: Search your
graveyard for Bianca, Deceased and play it.