its the background, btw there's 11 types, try to survive all of them! Updates comin soon. based off of zvardin's "survive ze cats" btw if you have any ideas on new chasers or other things/ bugs then drop them in the comments
Update 1: Added Lazer Cannoner and Bomb Holder, Also fixed the score of when the Battering Ram Holder spawned. Update 2 - 2.3: Fixed Lazer Cannoner, Fixed the bombs of Bomb Holder, and fixed the spawn rate of Gas RIder. Update 3 - 3.1: UI Update is here! Added the title and changed some other things. You can also see which types of Chasers you've survived! Mobile Support has been added! Update 4 - 4.11!: 3 New Power Ups! Ice Freezer, Wind Bomb, and Tiring Gas! (Also some bug fixes), even more bug fixes, and a new type! Ice Rinker. Several Bugs fixed and a new Chaos Leaderboard added to separate Chaos Scores and Regular Scores.