Operation Infiltration

Operation Infiltration is a Newgrounds animation by PuffballsUnited posted on December 26, 2007. In the animation, a circular creature named "Dudie" infiltrates the Toppat Clan's base to get a top secret disc.

The Toppat Clan would later appear in the fourth Henry Stickmin game, Infiltrating the Airship, now as Stick Figures.