Developer brothers Joe and Andrew Fender, best known for the indie horror hit DEVOUR, which has sold more than 7 million copies, have announced that their upcoming cooperative climbing game Sunset Summit will launch on Steam on August 21. Published by Future Friends Games, whose title CloverPit has attracted more than 5 million players, the game offers a lighthearted climbing experience that emphasizes collaboration over punishment. Designed for one to eight players, Sunset Summit invites friends to work together as they scale towering mountains and floating sky islands before the sun sets. Unlike many climbing games that punish every mistake,…