The Crown mod

This mod adds the ice king crown from Adventure time and more like:

Mutagenic bomb that spawns the lich

a boss magwood that drops the magic gems to craft the wishing crown

the ice crown that turns the wearer into the ice king

antimagic and powerless crown, the crown is useless

wishing crown that can turn the user into ice king or golb your choice

the ice crown an be found in a structure found in snowy biomes

the lich takes extra damage from a love wand

also there is penguins

Effects the helmets give:

the ice crown turns you into ice king so you can throw ice magic and fly

Golb gives you also the ability to fly and give awesome strenght, regeneration, resistance and slowness.