Gunna is a enemy that appeared in the Contrabobo level.
Like Sharpshoot, Gunna is a another sniper based enemy that originates from the NES game Contra. Their real name is Basquez.
In The Game
Gunna can fire bullets at Abobo. Abobo will have to duck to avoid the bullets. Gunnas can only be found in certain parts of the Jungle section.