Native Linux beat-'em-up Teenage Mutant Ninja Turtles: Shredder's Revenge received its Dimension Shellshock DLC on August 31st, with discounts available for both the DLC and the base game.
Read the full article here: https://www.gamingonlinux.com/2023/08/tmnt-shredders-revenge-dimension-shellshock-dlc-is-out-now