Yes — co-op, plus local/split-screen. Super Markup Man is a co-op platformer game released in 2016, 82% positive on Steam (122 reviews). $4.99 on Steam.
Learn HTML and CSS through a 2D puzzle platformer! Carry and place real web tags, solve logic-based levels,…
Steam tags: Coding, Programming, Hacking, Puzzle-Platformer, 2D Platformer, Education, Puzzle, Tutorial
Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Super Markup Man is one of them — then helps you pick tonight's game with a weighted roll or a bracket.
Or open the Steam store page.
Tired of Super Markup Man? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.
Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; page updated 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. How the data works · Legal & privacy · All types · Game Pass