Fistful of Frags born years ago as a Wild West themed modification for Source engine. It has been completely renewed for its Steam release, paying special attention to combat mechanics.

Also note this is a completely *free* standalone mod, no micro-transactions exist, no registration required. Just install and play. You may see ads when joining certain third party servers that host our game for free. That's however completely unrelated to FoF dev team, we do not profit from them.
Features
Shootout (classic death-match / free for fll) and up to 4 team death-match: non stop, all around action. FFA supports ladder based global ranks.
Teamplay-objective based game mode: zone capture or 'push the cart' levels.
'Break Bad' mode: team based death-match like mode featuring custom rules as unarmed players that get you jailed when harmed and different objective based missions that grant cash to buy better weapons
Team Elimination mode (ranked): kill the entire enemy team once at least to win the round, highly tactical and suspenseful mode
Versus mode (ranked): 1 vs 1 duel matches, each map features different arenas, fair match creation based on player rank/skill
Detailed dual wield system: double dynamic crosshair, weapon flip for extra accuracy options, drop or throw your handguns as projectile attack
Advanced multiplayer bots for off-line practice
Historical black gunpowder based weapons as Colt Peacemaker/Navy/Walker, S&W Schofield, Volcanic pistol, Deringer, Smith Carbine, Sharps rifle or Henry Rifle
Customization options: choose primary/secondary weapons and special perks
Skill based scoring system: the more skill required to accomplish an attack, the higher score is
Source Engine 2013: community managed dedicated servers, LAN support, 3rd party level design and user customization allowed