Krunker.io is a massively multiplayer online web game where you have to fight against your opponents with various weapons.
You play this as a first person shooter and you can participate in multiple game modes: Be the king of the hill for free or team up with teammates to win a death match team god.
Each class has an alternate style and outfit. Besides, each type has an alternate essential and each type has a different primary and secondary weapon.
http://krunkeronline.com