Gargantuan Groink
From Pikmin Fanon
The Gargantuan Groink is the final boss in Pikmin 3 (Flish addition). It can fire water, poison, acid, fire, sand, or spores. It's back is armored and at first will need purples to crush the shell. afterwards, its flabby pink skin underneath is defensless. It's eyes will change color depending on it's attack. When it dies, Fireworks come out and it implodes.