This list clearly isn't old school enough. Let me help with that. Anubis from Ronin Warriors would like a word with you.

you clearly forgot to mention the Caster gun from Outlaw Star, a gun that fires magic bullets capable of temporarily creating tiny black holes.

well besides steam there is raptr that has adesktop app like steam but raptr can synch xbox live, psn and steam accounts to moniter gaming and achievements plus contact lists for all friends with ability to chat with them. the community is more designed like forums so if you dislike that, playfire is more like…