A Spartan and a Halo stage were in DOA4. DOA shares the same universe as Ninja Gaiden and Nioh. Ryu Hayabusa, Kasumi, Ayane, and William Adams are in Warriors All-Stars alongside Dynasty Warriors, Toukiden, Opoona, Atelier Sophie, Samurai Warriors, Haruka: Beyond the Stream of Time, Samurai Cats, Deception, and Nights of Azure. The Arbiter is a guest character in Killer Instinct alongside General RAAM from Gears of War and Rash from Battletoads. There was a Metroid stage with Ridley in the background in DOA: Dimensions.
Samus Aran was resting in a bed in Super Mario RPG and is in Super Smash Bros with Ridley, Mario, Luigi, Yoshi, Bowser and his kids, Peach, Daisy, Wario, Donkey Kong, and Diddy Kong. Super Smash Bros has characters from Zelda, Kirby, Star Fox, Pokemon, F-Zero, Mother/EarthBound, Ice Climber, Fire Emblem, Pikmin, Kid Icarus, Metal Gear, Sonic, Xenoblade, Mega Man, Pac-Man, Street Fighter, Bayonetta, Final Fantasy, Splatoon, Castlevania, Persona, Dragon Quest, Banjo-Kazooie, King of Fighters, ARMs, Minecraft, Tekken, and Kingdom Hearts.
Ryu is in Marvel vs Capcom alongside Dante. Dante and Bayonetta have made guest appearances in Shin Megami Tensei. Ryu and Dante also appeared in Project x Zone with Ken, Kazuya, Chrom and Lucina. Project x Zone has characters from Tales of Vesperia, Tekken, Dot Hack, Xenosaga, God Eater, Super Robot Wars, Namco x Capcom, Resident Evil, Devil May Cry, Darkstalkers, Mega Man X, Dead Rising, Valkyria Chronicles, Sakura Wars, Virtua Fighter, Shenmue, Yakuza, Shining Force EXA, Resonance of Fate, Valkyrie no Boken, Yumeria, Mega Man Legends, Ghosts 'n Goblins, Cyberbots, Rival Schools, Space Channel 5, Dynamite Cop, Zombie Revenge, Fighting Vipers, Xenoblade Chronicles, Fire Emblem, Streets of Rage, Ace Attorney, Nightshade, Star Gladiator, Captain Commando, Soul Calibur, Summon Night, Capcom Fighting Evolution, and has Segata Sanshiro who is also Kamen Rider Ichigo.
Soul Calibur has Spawn, Tales of Symphonia, God of War, Star Wars Legends, Assassin's Creed, The Witcher, Nier, and Samurai Shodown. Master Chief and Kratos are both in Fortnite alongside John Wick, Naruto, Marvel, Stranger Things, Borderlands, DC, Ghostbusters, The Walking Dead, Predator, Terminator, Alien, G.I. Joe, Tron, Street Fighter, Tomb Raider, Horizon Zero Dawn, Mistborn, Dune, Rick and Morty, Universal's Mummy and Frankenstein, League of Legends, El Chapulin Colorado, Gears of War, The Matrix, and Karate Kid.
Ryu, Chun-Li, Dante, Lady, Vergil, Trish, Aloy, and Geralt of Rivia appeared in Monster Hunter World, which did a crossover with Final Fantasy XIV. Ryu and Chun-Li became Power Rangers in Battle of the Grid. Power Rangers did a crossover with Teenage Ninja Turtles, DC, and Nightmare at Elm Street.
Samus Aran was resting in a bed in Super Mario RPG and is in Super Smash Bros with Ridley, Mario, Luigi, Yoshi, Bowser and his kids, Peach, Daisy, Wario, Donkey Kong, and Diddy Kong. Super Smash Bros has characters from Zelda, Kirby, Star Fox, Pokemon, F-Zero, Mother/EarthBound, Ice Climber, Fire Emblem, Pikmin, Kid Icarus, Metal Gear, Sonic, Xenoblade, Mega Man, Pac-Man, Street Fighter, Bayonetta, Final Fantasy, Splatoon, Castlevania, Persona, Dragon Quest, Banjo-Kazooie, King of Fighters, ARMs, Minecraft, Tekken, and Kingdom Hearts.
Ryu is in Marvel vs Capcom alongside Dante. Dante and Bayonetta have made guest appearances in Shin Megami Tensei. Ryu and Dante also appeared in Project x Zone with Ken, Kazuya, Chrom and Lucina. Project x Zone has characters from Tales of Vesperia, Tekken, Dot Hack, Xenosaga, God Eater, Super Robot Wars, Namco x Capcom, Resident Evil, Devil May Cry, Darkstalkers, Mega Man X, Dead Rising, Valkyria Chronicles, Sakura Wars, Virtua Fighter, Shenmue, Yakuza, Shining Force EXA, Resonance of Fate, Valkyrie no Boken, Yumeria, Mega Man Legends, Ghosts 'n Goblins, Cyberbots, Rival Schools, Space Channel 5, Dynamite Cop, Zombie Revenge, Fighting Vipers, Xenoblade Chronicles, Fire Emblem, Streets of Rage, Ace Attorney, Nightshade, Star Gladiator, Captain Commando, Soul Calibur, Summon Night, Capcom Fighting Evolution, and has Segata Sanshiro who is also Kamen Rider Ichigo.
Soul Calibur has Spawn, Tales of Symphonia, God of War, Star Wars Legends, Assassin's Creed, The Witcher, Nier, and Samurai Shodown. Master Chief and Kratos are both in Fortnite alongside John Wick, Naruto, Marvel, Stranger Things, Borderlands, DC, Ghostbusters, The Walking Dead, Predator, Terminator, Alien, G.I. Joe, Tron, Street Fighter, Tomb Raider, Horizon Zero Dawn, Mistborn, Dune, Rick and Morty, Universal's Mummy and Frankenstein, League of Legends, El Chapulin Colorado, Gears of War, The Matrix, and Karate Kid.
Ryu, Chun-Li, Dante, Lady, Vergil, Trish, Aloy, and Geralt of Rivia appeared in Monster Hunter World, which did a crossover with Final Fantasy XIV. Ryu and Chun-Li became Power Rangers in Battle of the Grid. Power Rangers did a crossover with Teenage Ninja Turtles, DC, and Nightmare at Elm Street.
