• Yeah Yeah Beebiss II
Release Date: 2020 (Dreamcast port)
Genre: Platformer
Players: 1–2
• Description - Yeah Yeah Beebiss II is a single-screen platformer built around simple arcade-style movement, enemy avoidance, and stage clearing.
• Co-op Experience - Two players can play simultaneously on the same screen, each controlling a character through the same stage. Both players work together to clear levels and avoid hazards cooperatively.
• Xeno Crisis
Release Date: 2019
Genre: Run and Gun / Shooter
Players: 1–2
• Description - Xeno Crisis is a twin-stick top-down run and gun shooter with room-based progression, enemy waves, weapon pickups, and arcade-style scoring.
• Co-op Experience - Two players can play simultaneously, each controlling a character on the same screen. Players fight through rooms together, manage enemy waves cooperatively, and progress through the game side by side.
• Postal
Release Date: 2023 (Dreamcast port)
Genre: Shooter
Players: 1–4
• Description - Postal is an isometric top-down shooter focused on enemy-heavy stages, mission-based progression, and chaotic combat. The Dreamcast version is a modern port of the original 1997 PC game.
• Co-op Experience - Up to four players can play simultaneously, each controlling their own character on the same screen. Players move through missions together, eliminate enemies cooperatively, and progress through the game as a group.
• Metal Slug 6
Release Date: 2006 (Atomiswave / Dreamcast port)
Genre: Run and Gun
Players: 1–2
• Description - Metal Slug 6 is a side-scrolling run and gun shooter that builds on the series with selectable characters, weapon switching, and classic arcade-style action.
• Co-op Experience - Two players can play simultaneously on the same screen, each controlling a character through the full campaign. Players fight through stages together, use vehicles, switch weapons, and take on bosses cooperatively.
• Knights of Valour: The Seven Spirits
Release Date: 2003 (Atomiswave / Dreamcast port)
Genre: Beat ’em Up
Players: 1–2
• Description - Knights of Valour: The Seven Spirits is a side-scrolling beat ’em up with character classes, combo systems, branching paths, and fantasy-themed stage progression.
• Co-op Experience - Two players can play simultaneously, each controlling a character on the same screen. Players fight through long stages together, use character-specific attacks, and progress cooperatively through branching routes.
• Guilty Gear Isuka
Release Date: 2003 (Atomiswave / Dreamcast port)
Genre: Fighting
Players: 1–2
• Description - Guilty Gear Isuka is a fighting game in the Guilty Gear series that uses multi-plane arenas and allows multiple fighters to be active at the same time.
• Co-op Experience - Two players can team up together in 2-on-2 battles, with each player controlling their own fighter on the same side. Both players fight cooperatively against opposing characters while moving between planes within the arena.
• Dolphin Blue
Release Date: 2003 (Atomiswave / Dreamcast port)
Genre: Run and Gun
Players: 1–2
• Description - Dolphin Blue is a side-scrolling run and gun shooter with hand-drawn animation, military-themed action, and underwater gameplay elements involving rideable dolphins.
• Co-op Experience - Two players can play simultaneously, each controlling a character on the same screen. Players move through the stages together, shoot enemies, use vehicles and dolphins, and progress cooperatively through the campaign.
• Demolish Fist
Release Date: 2003 (Atomiswave / Dreamcast port)
Genre: Beat ’em Up
Players: 1–2
• Description - Demolish Fist is a 3D beat ’em up with combo-based combat, special attacks, and stage-based progression through enemy-filled environments.
• Co-op Experience - Two players can play simultaneously, each controlling a character on the same screen. Players fight through stages together, use combos and special attacks cooperatively, and take on enemies and bosses side by side.
• Trizeal
Release Date: 2005
Genre: Shoot ’em Up
Players: 1–2
• Description - Trizeal is a vertically scrolling shooter where players control a transforming spacecraft that can switch between three forms, each tied to different weapon types. The game features six stages with increasing difficulty, boss encounters, multiple screen modes, and unlockable modes that change gameplay conditions.
• Co-op Experience - Two players can play simultaneously, each controlling their own ship on the same screen. Both players progress through stages together, switch between weapon types independently, collect power-ups to upgrade their weapons, and fight enemies and bosses cooperatively.
• Death Crimson 2
Release Date: 1999
Genre: Light Gun Shooter
Players: 1–2
• Description - Death Crimson 2 is a light gun shooter that combines stage-based shooting sections with story sequences and movement-based adventure elements between missions.
• Co-op Experience - Two players can play together during the light gun stages, each controlling their own targeting cursor on the same screen. Players can also skip directly to the shooting sections, where both players fight through enemy encounters cooperatively.
• Castle Shikigami 2
Release Date: 2003
Genre: Shoot ’em Up
Players: 1–2
• Description - Castle Shikigami 2 is a vertical shoot ’em up built around character-specific attacks, close-range scoring mechanics, and stage-based progression with heavy bullet patterns.
• Co-op Experience - Two players can play simultaneously, each controlling a different character on the same screen. Both players fight through the stages together while using their own attacks, movement styles, and special abilities.
• Seven Mansions: Ghastly Smile
Release Date: 2001
Genre: Survival Horror
Players: 1–2
• Description - Seven Mansions: Ghastly Smile is a survival horror game where players explore a haunted mansion, solve puzzles, fight enemies, and progress through story-driven horror scenarios.
• Co-op Experience - Two players can play simultaneously, each controlling a character as they move through the mansions together. Players explore, fight enemies, and solve puzzles through the game. There is a fixed camera angle when both players are on the screen together, when they separate, it dynamically switches to first person splitscreen. Or you can set it to stay on first person so it’s not so disorienting.
• Centipede
Release Date: 1998
Genre: Shooter / Arcade
Players: 1–2
• Description - Centipede is a modernized 3D reimagining of the classic arcade shooter, updating the original formula with polygonal visuals, new enemy types, and expanded stage progression while keeping the core bug-blasting gameplay intact.
• Co-op Experience - Two players can play in split-screen simultaneously, each controlling their own side of the playfield while fighting waves of enemies together. Both players survive and shoot independently while progressing through the game cooperatively.
• Sega Smash Pack
Release Date: 2001
Genre: Compilation
Players: 1–2
• Description - Sega Smash Pack is a compilation of Sega titles, primarily consisting of Genesis games, with a few co-op-compatible games included.
• Co-op Experience - The co-op content comes from Altered Beast, Golden Axe, Streets of Rage 2, and Virtua Cop 2. Each of those games can be played with two players simultaneously, depending on the selected title.
• Samba de Amigo
Release Date: 2000
Genre: Rhythm
Players: 1–2
• Description - Samba de Amigo is a rhythm game played with maraca controllers, built around matching musical prompts and timing-based input.
• Co-op Experience - Two players can play together in Couples Mode, where both players perform the song cooperatively and are expected to stay in sync. Both players follow the rhythm prompts together as part of a shared performance.
• Midway’s Greatest Arcade Hits Vol. 2
Release Date: 2000
Genre: Arcade Compilation
Players: 1–4
• Description - Midway’s Greatest Arcade Hits Vol. 2 is a compilation of classic arcade titles. The co-op content here comes from Gauntlet and Rampage.
• Co-op Experience - Two players can play Gauntlet or Rampage together. In Gauntlet, players move through dungeons cooperatively while fighting enemies and collecting items. In Rampage, players control giant monsters and destroy cities together on the same screen.
• Midway’s Greatest Arcade Hits Vol. 1
Release Date: 2000
Genre: Arcade Compilation
Players: 1–2
• Description - Midway’s Greatest Arcade Hits Vol. 1 is a compilation of classic arcade games. The co-op content included here comes from Joust.
• Co-op Experience - Two players can play Joust simultaneously on the same screen. Both players work together to survive enemy waves and clear stages cooperatively.
• Sonic Adventure
Release Date: 1999
Genre: Platformer
Players: 1–2 (limited support)
• Description - Sonic Adventure is a 3D platformer featuring multiple playable characters, large hub areas, and story-based stage progression.
• Co-op Experience - After completing a level, a second player can take control of Tails during replayed stages. The second player can assist Sonic by flying, attacking enemies, and moving around the stage, though the mode functions more like a support role than a full equal co-op mode.
• Star Wars Demolition
Release Date: 2000
Genre: Vehicular Combat
Players: 1–2
• Description - Star Wars Demolition is a vehicle combat game set in the Star Wars universe, where players drive and battle in armed vehicles across arena-style stages.
• Co-op Experience - Two players can play through the game together, each controlling their own vehicle. Both players fight enemy vehicles cooperatively and progress through the game side by side.
• Charge ‘N Blast
Release Date: 2000
Genre: Shooter
Players: 1–2
• Description - Charge ‘N Blast is a third-person shooter where movement and aiming are separated, allowing players to dodge attacks while independently targeting enemies.
• Co-op Experience - Two players can play simultaneously, each controlling their own character. Movement is handled separately from aiming, with each player using a targeting cursor to attack enemies while navigating the same stages together.