AN ASSORTMENT OF SONIC GAMES Sonic 1 is a genesis game released in 1991. Sonic 2 is a genesis game released in 1992. Sonic CD is a sega cd game released in 1993. Sonic 3 and Knuckles is a genesis game released in 1994. Sonic adventure is a dreamcast game released in 1998. Sonic adventure 2 is a gamecube game released in 2001. Sonic heroes is a gamecube game released in 2003. AN ASSORTMENT OF METROID GAMES Metroid is a NES game released in 1987. Metroid 2 is a gameboy game released in 1991. Super Metroid is a SNES game released in 1994. Metroid prime is a gamecube game released in 2002. Metroid prime 2 is a gamecube game released in 2004. Metroid prime 3 is a gamecube game released in 2007. RULES FOR LISTING SONIC GAMES AND METROID GAMES AND ALL GAMES COMBINED If you sequentially grab a sonic game and write its name then you will have written the names of all the sonic games. If you sequentially grab a metroid game and write its name then you will have written the names of all the metroid games. If you write the names of all the sonic games and then write the names of all the metroid games then you will have written the names of all the games. RULES FOR FINDING GENESIS GAMES If a sonic game was released on the genesis then its name represents a genesis game. RULES FOR FINDING GAMECUBE GAMES If a sonic game was released on the gamecube then its name represents a gamecube game. If a metroid game was released on the gamecube then its name represents a gamecube game. If the release date of a game is before 1998 then its name represents a retro game. If the release date of a game is during or after 1998 then its name represents a modern game..