Mix and Mega: remove Mega-Rayquaza theorybans
Mix and Mega: remove Mega-Rayquaza theorybans

- Its exact implementation method is ultimately theorymon-based and policy-dependent.
- Keeping the current implementation is furthermore a maintenance burden.

Mystifi/Exiled,gustavo515/gashoro,MeliodasBH/Articuno-Land,theodelhay/test,svivian/Pokemon-Showdown,EmmaKitty/Pokemon-Showdown,megaslowbro1/Pokemon-Showdown-Server-for-megaslowbro1,Bryan-0/Pokemon-Showdown,abulechu/Lumen-Pokemon-Showdown,abrulochp/Lumen-Pokemon-Showdown,svivian/Pokemon-Showdown,Flareninja/Lumen-Pokemon-Showdown,Volcos/SpacialGaze,EienSeiryuu/Pokemon-Showdown,AWailOfATail/awoat,brettjbush/Pokemon-Showdown,TheManwithskills/Dusk--Showdown,TheDiabolicGift/Showdown-Boilerplate,EienSeiryuu/Pokemon-Showdown,Zarel/Pokemon-Showdown,Zarel/Pokemon-Showdown,TheFenderStory/Showdown-Boilerplate,BlazingAura/Showdown-Boilerplate,Flareninja/Showdown-Boilerplate,DesoGit/Tsunami_PS,Irraquated/Pokemon-Showdown,ScottehMax/Pokemon-Showdown,ehk12/bigbangtempclone,arkanox/MistShowdown,TheDiabolicGift/Lumen-Pokemon-Showdown,urkerab/Pokemon-Showdown,hayleysworld/serenity,Enigami/Pokemon-Showdown,HoeenCoder/SpacialGaze,SolarisFox/Pokemon-Showdown,aakashrajput/Pokemon-Showdown,DarkSuicune/Kakuja-2.0,bai2/Dropp,RustServer/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,Alpha-Devs/Alpha-Server,Kevinxzllz/PS-Openshift-Server,KewlStatics/Alliance,KewlStatics/Shit,Celecitia/Plux-Pokemon-Showdown,zczd/enculer,KaitoV4X/Showdown,gustavo515/gashoro,gustavo515/test,Sora-Server/Sora,TheFenderStory/Pokemon-Showdown,Flareninja/Showdown-Boilerplate,ZestOfLife/FestiveLife,Ecuacion/Pokemon-Showdown,AustinXII/Pokemon-Showdown,theodelhay/test,ehk12/clone,BlazingAura/Showdown-Boilerplate,CharizardtheFireMage/Showdown-Boilerplate,CharizardtheFireMage/Showdown-Boilerplate,superman8900/Pokemon-Showdown,anubhabsen/Pokemon-Showdown,TheManwithskills/COC,Sora-Server/Sora,Sora-League/Sora,MasterFloat/LQP-Server-Showdown,AWailOfATail/awoat,Articuno-I/Pokemon-Showdown,piiiikachuuu/Pokemon-Showdown,Irraquated/Pokemon-Showdown,Vacate/Pokemon-Showdown,TbirdClanWish/Pokemon-Showdown,SilverTactic/Dragotica-Pokemon-Showdown,TheFenderStory/Showdown-Boilerplate,cadaeic/Pokemon-Showdown,ZeroParadox/BlastBurners,Firestatics/Firestatics46,Lord-Haji/SpacialGaze,Wando94/Spite,ehk12/clone,abrulochp/Lumen-Pokemon-Showdown,superman8900/Pokemon-Showdown,HoeenCoder/SpacialGaze,Hidden-Mia/Roleplay-PS,JennyPRO/Jenny,ZestOfLife/PSserver,Pikachuun/Pokemon-Showdown,AustinXII/Pokemon-Showdown,Ecuacion/Lumen-Pokemon-Showdown,hayleysworld/serenityc9,jumbowhales/Pokemon-Showdown,TheManwithskills/Server---Thermal,sama2/Lumen-Pokemon-Showdown,Bryan-0/Pokemon-Showdown,lAlejandro22/lolipoop,megaslowbro1/Pokemon-Showdown-Server-for-megaslowbro1,zczd/enculer,xCrystal/Pokemon-Showdown,MeliodasBH/boarhat,sama2/Dropp-Pokemon-Showdown,hayleysworld/serenityserver,Nineage/Origin,Lauc1an/Perulink-Showdown,lFernanl/Lumen-Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,panpawn/Gold-Server,Alpha-Devs/OmegaRuby-Server,Wando94/Spite,TheManwithskills/Server,megaslowbro1/Showdown-Server-again,SilverTactic/Showdown-Boilerplate,Zipzapadam/Server,AbsolitoSweep/Absol-server,CreaturePhil/Showdown-Boilerplate,Pablo000/aaa,Flareninja/Pokemon-Showdown,TheFenderStory/Pokemon-Showdown,megaslowbro1/Showdown-Server-again,Lord-Haji/SpacialGaze,hayleysworld/serenity,sirDonovan/Pokemon-Showdown,lAlejandro22/lolipoop,Irraquated/Showdown-Boilerplate,Articuno-I/Pokemon-Showdown,Kokonoe-san/Glacia-PS,Alpha-Devs/Alpha-Server,TheDiabolicGift/Showdown-Boilerplate,SSJGVegito007/Vegito-s-Server,Git-Worm/City-PS,Sora-League/Sora,xfix/Pokemon-Showdown,Lauc1an/Perulink-Showdown,JennyPRO/Jenny,jd4564/Pokemon-Showdown,PauLucario/LQP-Server-Showdown,sama2/Dropp-Pokemon-Showdown,Mystifi/Exiled,azum4roll/Pokemon-Showdown,hayleysworld/serenityserver,Pikachuun/Pokemon-Showdown,kotarou3/Krister-Pokemon-Showdown,arkanox/MistShowdown,TheManwithskills/New-boiler-test,Kevinxzllz/PS-Openshift-Server,Pikachuun/Pokemon-Showdown-SMCMDM,hayleysworld/Showdown-Boilerplate,lFernanl/Zero-Pokemon-Showdown,sirDonovan/Pokemon-Showdown,Volcos/SpacialGaze,Pikachuun/Pokemon-Showdown-SMCMDM,AnaRitaTorres/Pokemon-Showdown,lFernanl/Pokemon-Showdown,JellalTheMage/PS-,abulechu/Dropp-Pokemon-Showdown,abrulochp/Dropp-Pokemon-Showdown,kuroscafe/Paradox,DesoGit/TsunamiPS,HoeenCoder/SpacialGaze,SilverTactic/Showdown-Boilerplate,TbirdClanWish/Pokemon-Showdown,Neosweiss/Pokemon-Showdown,JellalTheMage/Jellals-Server,SSJGVegito007/Vegito-s-Server,Firestatics/omega,Syurra/Pokemon-Showdown,xfix/Pokemon-Showdown,zek7rom/SpacialGaze,hayleysworld/Showdown-Boilerplate,Pokemon-Devs/Pokemon-Showdown,SolarisFox/Pokemon-Showdown,scotchkorean27/Pokemon-Showdown,DesoGit/Tsunami_PS,javi501/Lumen-Pokemon-Showdown,Flareninja/Pokemon-Showdown,SkyeTheFemaleSylveon/Pokemon-Showdown,Alpha-Devs/OmegaRuby-Server,Wando94/Pokemon-Showdown,urkerab/Pokemon-Showdown,k3naan/Pokemon-Showdown,Kokonoe-san/Glacia-PS,TheManwithskills/New-boiler-test,lFernanl/Lumen-Pokemon-Showdown,TheManwithskills/Server---Thermal,ZeroParadox/ugh,KewlStatics/Showdown-Template,scotchkorean27/Pokemon-Showdown,lFernanl/Pokemon-Showdown,PrimalGallade45/Dropp-Pokemon-Showdown,anubhabsen/Pokemon-Showdown,Firestatics/Omega-Alpha,urkerab/Pokemon-Showdown,brettjbush/Pokemon-Showdown,ZestOfLife/PSserver,panpawn/Gold-Server,gustavo515/final,RustServer/Pokemon-Showdown,Zarel/Pokemon-Showdown,xfix/Pokemon-Showdown,DarkSuicune/Pokemon-Showdown,ankailou/Pokemon-Showdown,sama2/Lumen-Pokemon-Showdown,PS-Spectral/Spectral,PS-Spectral/Spectral,aakashrajput/Pokemon-Showdown,JellalTheMage/PS-,AnaRitaTorres/Pokemon-Showdown,Pokemon-Devs/Pokemon-Showdown,MayukhKundu/Flame-Savior,panpawn/Gold-Server,danpantry/Pokemon-Showdown,ankailou/Pokemon-Showdown,lFernanl/Zero-Pokemon-Showdown,EmmaKitty/Pokemon-Showdown,Firestatics/omega,aakashrajput/Pokemon-Showdown,SilverTactic/Dragotica-Pokemon-Showdown,Hidden-Mia/Roleplay-PS,QuiteQuiet/Pokemon-Showdown,Ridukuo/Test,svivian/Pokemon-Showdown,ehk12/coregit,gustavo515/test,Pablo000/aaa,PrimalGallade45/Lumen-Pokemon-Showdown,kuroscafe/Paradox,jd4564/Pokemon-Showdown,Flareninja/Lumen-Pokemon-Showdown,MeliodasBH/Articuno-Land,yashagl/pokemon-showdown,KaitoV4X/Showdown,megaslowbro1/Pokemon-Showdown,Sora-League/Sora,ZeroParadox/ugh,PS-Spectral/Spectral,bai2/Dropp,gustavo515/batata,KewlStatics/Alliance,kuroscafe/Showdown-Boilerplate,Enigami/Pokemon-Showdown,panpawn/Pokemon-Showdown,gustavo515/batata,kupochu/Pokemon-Showdown,forbiddennightmare/Pokemon-Showdown-1,Celecitia/Plux-Pokemon-Showdown,kuroscafe/Showdown-Boilerplate,Vacate/Pokemon-Showdown,BuzzyOG/Pokemon-Showdown,psnsVGC/Wish-Server,KewlStatics/Shit,ZeroParadox/BlastBurners,svivian/Pokemon-Showdown,Guernouille/Pokemon-Showdown,Sora-Server/Sora,TheManwithskills/DS,abrulochp/Dropp-Pokemon-Showdown,Nineage/Origin,MasterFloat/LQP-Server-Showdown,AbsolitoSweep/Absol-server,sirDonovan/Pokemon-Showdown,Enigami/Pokemon-Showdown,CreaturePhil/Showdown-Boilerplate,Irraquated/Pokemon-Showdown,DarkSuicune/Kakuja-2.0,BuzzyOG/Pokemon-Showdown,NoahVSGamingYT/Pokemon-Showdown,megaslowbro1/Pokemon-Showdown,Neosweiss/Pokemon-Showdown,xCrystal/Pokemon-Showdown,KewlStatics/Showdown-Template,ehk12/bigbangtempclone,hayleysworld/serenityc9,yashagl/pokemon-showdown,ShowdownHelper/Saffron,DesoGit/TsunamiPS,DB898/theregalias,KewlStatics/Pokeindia-Codes,azum4roll/Pokemon-Showdown,Zipzapadam/Server,TheManwithskills/COC,zek7rom/SpacialGaze,Lord-Haji/SpacialGaze,AustinXII/Pokemon-Showdown,Wando94/Pokemon-Showdown,MeliodasBH/boarhat,abulechu/Lumen-Pokemon-Showdown,yashagl/yash-showdown,TheManwithskills/Creature-phil-boiler,Ecuacion/Lumen-Pokemon-Showdown,psnsVGC/Wish-Server,Syurra/Pokemon-Showdown,TheManwithskills/DS,kotarou3/Krister-Pokemon-Showdown,ShowdownHelper/Saffron,DB898/theregalias,xfix/Pokemon-Showdown,DesoGit/Tsunami_PS,KewlStatics/Pokeindia-Codes,Elveman/RPCShowdownServer,Irraquated/Showdown-Boilerplate,Guernouille/Pokemon-Showdown,BuzzyOG/Pokemon-Showdown,xCrystal/Pokemon-Showdown,ZestOfLife/FestiveLife,AWailOfATail/Pokemon-Showdown,ShowdownHelper/Saffron,yashagl/yash-showdown,Ecuacion/Pokemon-Showdown,ScottehMax/Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,PrimalGallade45/Dropp-Pokemon-Showdown,Firestatics/Omega-Alpha,PrimalGallade45/Lumen-Pokemon-Showdown,AWailOfATail/Pokemon-Showdown,NoahVSGamingYT/Pokemon-Showdown,danpantry/Pokemon-Showdown,svivian/Pokemon-Showdown,abulechu/Dropp-Pokemon-Showdown,jumbowhales/Pokemon-Showdown,gustavo515/final,cadaeic/Pokemon-Showdown,TheDiabolicGift/Lumen-Pokemon-Showdown,k3naan/Pokemon-Showdown,QuiteQuiet/Pokemon-Showdown,Mystifi/Exiled,panpawn/Pokemon-Showdown,kupochu/Pokemon-Showdown,javi501/Lumen-Pokemon-Showdown,forbiddennightmare/Pokemon-Showdown-1,piiiikachuuu/Pokemon-Showdown,Firestatics/Firestatics46,PauLucario/LQP-Server-Showdown,JellalTheMage/Jellals-Server,ehk12/coregit,Ridukuo/Test,TheManwithskills/Server,SkyeTheFemaleSylveon/Pokemon-Showdown,xfix/Pokemon-Showdown,TheManwithskills/Dusk--Showdown,MayukhKundu/Flame-Savior,TheManwithskills/serenity,Git-Worm/City-PS,HoeenCoder/SpacialGaze,jumbowhales/Pokemon-Showdown,TheManwithskills/serenity,Elveman/RPCShowdownServer,QuiteQuiet/Pokemon-Showdown,TheManwithskills/Creature-phil-boiler,Enigami/Pokemon-Showdown