Worked with


Justin Leingang, or El Jay Play (or CosMind), is an indie and commercial game director/designer/developer based in Austin, Texas. As an indie developer he is most famous for the indie games legend, Glum Buster. As a commercial designer, he is most famous for the ground-breaking augmented reality game, Treasure World. Justin’s current focus is design and production of the epic tabletop game, WARLINE: Tactical Fantasy Battles.


Indie Video GamesEdit


  • Glum Buster
  • Cow Trouble
  • Puppy Stew
  • Kitty Hates Water
  • Dogs On Logs

In developmentEdit

  • Glum Buster: Another Trip
  • Copycat Death Machine
  • To Hell with Vegas
  • WARLINE: Tactical Fantasy Battles

Commercial Video GamesEdit



External linksEdit

Interview [part 2]

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