yurtmn is right about how if you don't shoot anything no advanced level cells will show up but he is wrong about the song. kyrie picked the song because it is 10 minutes long, not because it is his channel and he wants more views.
you can kill Chuck Norris. you need Gandalf the Grey and Gandalf the White and Monty Python and the Holy Grail's Black Knight and Benito Mussolini and The Blue Meanie and
Cowboy Curtis and Jambi the Genie Robocop, the Terminator, Captain Kirk, and Darth Vader
Lo Pan, Superman, every single Power Ranger Bill S. Preston and Theodore Logan, Spock, The Rock, Doc Ock, and Hulk Hogan!
 "Spewer"){kind=icon}
 "Epic War 2"){kind=icon}
 "Epic Battle Fantasy 3"){kind=icon}
 "Evenator"){kind=icon}
 "Duck, think outside the flock"){kind=icon}
 "This is the Only Level TOO"){kind=icon}
 "Great Game 1/5"){kind=icon}
 "Cell Warfare"){kind=icon}
 "ALL Chuck Norris FACTS"){kind=icon}
 "Epileptic Headsmashing Game 2000+ Deluxe!"){kind=icon}
 "Gravitee"){kind=icon}
 "3D Logic"){kind=icon}
 "Grid16"){kind=icon}
 "Liquid Measure"){kind=icon}
 "Evolution"){kind=icon}
 "GeoSketch"){kind=icon}