20XX is a roguelike action platformer that you can play with a friend. Jump and shoot your way through ever-changing levels, collect awesome new powers, and battle mighty bosses in the name of saving the human race maybe!
20XX also features full co-op. Play with a friend on the couch or over the internet!
20XX supports 1-2 players locally or online.
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Concept, Design, Programming and Server Stuff by Rich Stone
Site version: 5.1.3, also available on Mobile