Why not, this could be fun.
Atlus > Codemasters
2K > Kojima
Blizzard > Square Enix
HAL > KID
Platinum > Tecmo
Level 5 > 3D
Rare > Bandai
Sega > Rocksteady
Square > Cavia
Ubisoft > Remedy
Natsume > Gust
Bioware > Popcap
Camelot > Activision
NaughtyDog > Eidos
Retro > Type-moon
Valve > Nihon
Capcom > Nitro+
Bethesda > Marvelous
Rockstar > NIS
Game Arts > Aksys
Enix > Xseed
Nippon > Koei
Intelligent > SNK
Namco > Irrational
Konami > EA
Ubisoft > Firaxis
Arc System > Midway
tri-Ace > Lucasarts
Sonic Team > Monolith Soft
Sony > Bungie
07th > Working Designs
Nintendo > SCEA
=================================
Atlus > 2K
HAL > Blizzard
Level 5 > Platinum
Rare > Sega
Square > Ubisoft
Bioware > Natsume
NaughtyDog > Camelot
Valve > Retro
Capcom > Bethesda
Rockstar > Game Arts
Enix > Nippon
Namco > Intelligent
Konami > Ubisoft
tri-Ace > Arc System
Sony > Sonic Team
Nintendo > 07th
=================================
Atlus > HAL
Level 5 > Rare
Square > Bioware
Valve > NaughtyDog
Capcom > Rockstar
Namco > Enix
Konami > tri-Ace
Nintendo > Sony
=================================
Atlus > Level 5
Square > Valve
Namco > Capcom
Nintendo > Konami
=================================
Square > Atlus
Nintendo > Namco
=================================
Nintendo > Square