The MAWLR is a giant helghan war machine from the Killzone franchise. The MAWLR makes its first appearance in Killzone 3 as a boss battle, and makes a appearance as a stage hazard in Playstation All-Stars Battle Royale.
Connection with All-Stars
The MAWLR appears in the Dojo stage. After Chop Chop Master Onion kicks down the walls of his dojo, the MAWLR can be seen stomping through the city. It will fire missiles at the combatants. Eventually, Chop Chop Master Onion will appear as a giant and will engage in battle with the MAWLR, destroying it with one karate chop or kick.