In Derek Yu's backyard
Mark Johns (Golds, Doomlaser) is a game developer from Illinois.
- Tap Tap Dance
- Tap Tap Revenge
- Los Mosquito
- Hot Throttle
- The Hunger Games: Girl on Fire
He first worked with cactus on Tap Tap Dance in 2008, which they followed up with their collaboration on Hot Throttle in 2011 for Adult Swim.
Mark is one of the characters in Apple's Texas Hold'em video game for clickwheel iPods and the iPhone.