I was ready with some sweet suggestions then I saw PCE only. Sweet list so far. I enjoyed Anesan. I should burn off Downtown Nekketsu Monogatari.
2 player1941: Counter Attack (SuperGrafx)Aero BlastersBonk 3 - Bonk's Big AdventureCadashChew-Man-FuDouble DungeonsOrdyneParasol Stars: The Story of Bubble Bobble IIIShockman1943 KaiBurning AngelsDetana! TwinbeeDowntown Nekketsu Monogatari (NES: River City Ransom)Dragon Saber - The After Story of Dragon SpiritHani on the RoadJuuouki (Altered Beast) (the CD version is one player only, but the cart is two player)Operation WolfSalamander (Life Force)Toilet Kids3 playerDavis Cup TennisHit the IceSonic Spike VolleyballWorld Court TennisFinal Match TennisFormation Soccer Human Cup '90Formation Soccer On J LeagueJ League Greatest ElevenNekketsu Koukou Dodge Ball-Bu PC Soccer-hen (NES: Nintendo World Cup)Power TennisPro Tennis World TourWorld Beach Volleyball5 playerDungeon ExplorerTV Sports BasketballTV Sports HockeyTV Sports FootballCD Games (including CD-ROM2, Super CD-ROM2, and Arcade CD-ROM2 titles)Bonk 3 Bonk's Big Adventure CDJohn Madden Duo CD FootballBuster Bros.Monster LairSplash LakeEfera & Jiliora - The Emblem from DarknessHellfire S - The Another StoryKaizou Ningen Shubibinman 3 Makai no PrincessPro Yakyuu, TheAi Cho AnikAne-saniChiki Chiki BoysDouble Dragon II: The RevengeDowntown Nekketsu MonogatariGalaxy Deka GayvanLegionMagicoalMystic FormulaPop'n MagicPsychic StormTecmo World Cup Super SoccerGinga Fukei Densetsu Sapphire3 playerMetamor Jupiter (3-player mode is hidden)4 playerDavis Cup Tennis (The)5 playerDungeon Explorer II_______________________________________The following games were also listed and I assume you can play on the same team, but they're baseball so I'm not sure how "simultaneous" they could be.Power League '93Power League IIIPower League 4 Power League 5Pro Yakyuu World Stadium '91CDPro Yakyuu Super (The)Pro Yakyuu Super '94 (The)
...and altered beast doesn't have simultaneous multiplayer, right?
that's a cool list, swimby!!
China Warrior is if you hit yourself in the head with a brick and sit by a mirror.
China Warrior is better than magical chase that's what I have to say about that