You play the role of a maniac murderer in a multiplayer killer simulation game called Killer.io! You will get addicted to the game for its unique gameplay and awesome adventures of killing and hiding bodies. You have to be a nimble, fast, and skilled player if you want to conquer the challenges. The mission for you in Killer.io unblocked is to kill people at a Halloween party as much as you can without getting caught. Those people are walking around the place having fun and enjoying stuff. However, they don’t know that a silent killer like you can finish them anytime. Make your way through the party carefully hunting for people and quickly annihilate them. You should kill the ones around the level to score and win while trying to avoid the people in crowds or the ones standing near dead bodies, because if you kill them, you will get caught by the police, causing the game to be over. You have to pay attention to your surroundings before doing anything. Getting caught will make you meet your end, so you need to a careful killer all the time. How many people can you slay? How many levels can you conquer? Join Killer.io game for free now! Wish you luck and have fun with it!
Instruction: Use WASD or arrow keys for the movement. Press Z to kill and use X to interact.