Counter Strike Source.
You'll find tons of stoners there that would love to communicate while playing with you about being high or tripping out.
Hard to remember when I didn't join a random server that had names like:
High all da time
bongtoker
token4life
MARIJUANNA
LEGALIZE MARIJUANNA NOW
Raul Duke
Gonzo
ganjaninja
Bong
stoned right now

and yes, those are actual names i've encountered or at least similar.
Pride Reviewed by Pride on . Games Does anyone know of any onling games to play while stoned? Rating: 5