IMHO.

Reggie & his Cousin: Two Scientists and Most Likely the End of the World vs Sign My Petition

Reggie & his Cousin: Two Scientists and Most Likely the End of the World and Sign My Petition both land in Action, Indie, Adventure on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie, Adventure on Steam. Both released in 2027. Reggie & his Cousin: Two Scientists and Most Likely the End of the World has co-op; Sign My Petition does not. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose Reggie & his Cousin: Two Scientists and Most Likely the End of the World

Choose Reggie & his Cousin: Two Scientists and Most Likely the End of the World if you want the Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op side of the pairing. On Steam, it has co-op, so you can bring a friend. Reggie & his Cousin: Two Scientists and Most Likely the End of the World launched in 2027.

Choose Sign My Petition

Choose Sign My Petition if you want the Steam Input API Support, Stereo Sound, and Surround Sound side of the pairing. On Steam, it's a focused single-player run rather than a multiplayer commitment. Sign My Petition launched in 2027.

Both Reggie & his Cousin: Two Scientists and Most Likely the End of the World and Sign My Petition sit in Action, Indie, and Adventure on Steam and both list DualShock Controller Support, DualSense Controller Support, and Adjustable Text Size, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.

Side-by-side comparison

Reggie & his Cousin: Two Scientists and Most Likely the End of the World vs Sign My Petition — Steam metadata comparison
Reggie & his Cousin: Two Scientists and Most Likely the End of the World — Steam game coverReggie & his Cousin: Two Scientists and Most Likely the End of the WorldSign My Petition — Steam game coverSign My Petition
Released20272027
GenresAction, Indie, AdventureAction, Indie, Adventure
PlatformsWindows, macOS, LinuxWindows
Steam DeckUnratedUnrated
PricePrice unknownPrice unknown
Steam reviews——
MultiplayerMulti-player, Shared/Split Screen Co-op, Co-opSingle-player only
DevelopersdegomaStudio 9Bs

Side by side

Reggie & his Cousin: Two Scientists and Most Likely the End of the World vs Sign My Petition — FAQ

Are Reggie & his Cousin: Two Scientists and Most Likely the End of the World and Sign My Petition similar?
They overlap on Action, Indie, Adventure on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
Does Sign My Petition have multiplayer like Reggie & his Cousin: Two Scientists and Most Likely the End of the World?
No. Reggie & his Cousin: Two Scientists and Most Likely the End of the World supports multiplayer on Steam (Multi-player, Shared/Split Screen Co-op, Co-op), while Sign My Petition is listed as single-player only.
Reggie & his Cousin: Two Scientists and Most Likely the End of the World vs Sign My Petition · imho.run