Sharkie

Skarkie can be injured by all fishes and the orca at the end of game.

There are puffer fishes, which can be killed by slap of Sharkie.

There are jelly fishes, which can be killed by bubble shot.

The orca at the end of game can only can be injured by poisonous bubble.

If Sharkie collected 5 bottles of poison,
it will get the skill to throw poisonous bubbles.