• Alien Carnage (a.k.a. Halloween Harry) (some versions)

  • Arkanoid: Revenge of DOH (co-op paddle support in some ports)

  • Battletoads & Double Dragon

  • Bio Menace (unofficial co-op mod)

  • Bomberman (Dynablaster) (some versions include co-op vs AI)

  • Bubble Bobble

  • Bubble Ghost (2-player mod version)

  • Clowns & Balloons (unofficial DOS port with 2P mod)

  • Double Dragon

  • Final Fight (unofficial DOS port with 2P support)

  • Firepower

  • Golden Axe

  • Jazz Jackrabbit 2 (unofficial DOS builds with 2P support)

  • Liero (co-op via AI mods and shared-keyboard play)

  • Metal Mutant (dual-control co-op variant in later versions)

  • Popcorn (Breakout-style homebrew with 2P co-op)

  • Sokoban Co-op Mod (unofficial puzzle mod with 2 players)

  • Sopwith II (modded version allows 2-player AI base attack)

  • Stargunner (beta build only — not in final release)

  • Street Smart (arcade-style arena co-op)

  • The Incredible Machine (modded for two-player simultaneous input)

  • The Lost Vikings (modded for shared-screen 2P control)

  • Tyrian 2000

  • Xargon (homebrew co-op mod)