Gunslugs

Achieve the "Complete Hell" objective

Achieve the "Kill a death worm" objective

Achieve the "Chain explosion of 3" objective

Achieve the "Beat the arcade" objective

Achieve the "Play as Sly Rocko" objective

Achieve the "Play as Willis KiYay" objective

Achieve the "Play as B. A. Baracuda" objective

Achieve the "Play as Sarge" objective

Achieve the "Play as Scarlette Sonya" objective

Achieve the "Air kill a dude" objective

Achieve the "Blow up 4 dudes at once" objective

Achieve the "Drive over 10 dudes" objective

Achieve the "Destroy 5 Hell Tanks" objective