I've reached 3 out of 6 in the Halloween ritual. But now I can't progress any further.
Halloween Update Mob Unlock Guide
Pumpkin Girl: Craft with 8 pumpkins and 1 shears
Skeleton: Buy with 1 shield
Mal0: Have Enderman cum on ritual background while wearing pumpkin
Spice: Have Pumpkin Girl cum on ritual background while wearing pumpkin
Hornet: Have Bee cum on ritual background while wearing pumpkin
The Lamb: Have Sheep cum on ritual background while wearing
pumpkin