Killer.io unblocked is a very fun online murder game in which you are a silent killer who has to slay as many people as possible at a Halloween party. When you step into the game, you must be careful with your steps and every single action you do because you are not allowed to cause any sounds while you are on the mission. If you do, you will be spotted by the people, which will cause the mission to be failed. You must quickly slay the people without them knowing and make your way through the party without being spotted by anyone. Also, make sure nobody will catch you in the act of killing them. The more kills you pick up, the higher the score you will earn. This adventure is going to be interesting yet challenging. Are you ready to join Killer.io game yet and show off your skills? Have fun!
How to play
Use arrow keys or WASD for the movement. Use Z or X to interact.