Lights Out is a puzzle where you are given a 5x5 grid of buttons/lights with some on and others off which you have to switch off all lights in the minimum number of moves as possible.
Click any of the lights will toggle it and the four adjacent lights(vertically and horizontally, but not diagonally).
Heads
Crazy
Zombi
Pixel
Hit H
Jelly
Too T
Chris
Polic
1 On
Fall
Truzz
Dunge
Roboc
Batma
Alfa
Toy S
Extre
Cooki
Punch
Eg Ri
Moto
Mob C
Black
Kitsu
Teen
Car S
Insta
Ladde
Spide
Trans
Snipe
Stick