Для Classic Casual:
srcds -game csgo -console -usercon +game_type 0 +game_mode 0 +mapgroup mg_allclassic +map de_dust

Для Classic Competitive:
srcds -game csgo -console -usercon +game_type 0 +game_mode 1 +mapgroup mg_allclassic +map de_dust

Для Arms Race:
srcds -game csgo -console -usercon +game_type 1 +game_mode 0 +mapgroup mg_armsrace +map de_dust

Для Demolition:
srcds -game csgo -console -usercon +game_type 1 +game_mode 1 +mapgroup mg_demolition +map de_dust