Shuckle

Shuckle is the final boss of nether Islands

Attacks
Large laser: Shuckle will open its mouth to fire a large laser beam at the player. This attack happens during All Phases and is an instant kill.

Juice ball: Shuckle will pull out a large ball of juice from inside its shell and throw it at the player. This attack may not instant kill you, but it is guaranteed to put you down to only one HP remaining.

Leap: a simple leap attack that tracks you and creates shockwaves upon impact with the ground