Source - Counter-strike

: Players earn cash through kills and objective completion to buy better weapons, armor, and equipment like defusal kits or grenades.

: Unlike some modern shooters, CS:S includes official bots, making it playable without an active internet connection. Critical Highlights & Challenges Counter-Strike Source

The fundamental "Terrorist vs. Counter-Terrorist" dynamic remains the heart of the experience: : Players earn cash through kills and objective

: The Source engine introduced interactive props like barrels and cans that react to gunfire and movement, even allowing for physics-based environmental kills. CS:S includes official bots