The Hallow-King

Skeletons, Bats, Rats, Hags, Zombies, Vampires, Werewolves, Shades, Imps, Specters, and Horror creatures you control
get +1/+1 and are really spooky.
Whenever you cast a Skeleton, Bat, Rat,
Hag, Zombie, Vampire, Werewolf, Shade,
Imp, Specter, or Horror spell, Scry 1