Kill Aliens. Behead Aliens. Power armour kick an Alien into the concrete. Slam dunk a Little Green Man into the trashcan. Crucify filthy Xenos. Defecate in a Martian’s food. Launch UFOs into the sun. Stir fry Greys in a wok. Toss Aliens into active volcanoes. Urinate into an Alien’s fuel rod. Judo throw Aliens into a plasma cutter. Twist Greys heads off. Report Aliens to XCOM. Karate chop Aliens in half. Step on disgusting Alien eggs. Trap Aliens in quicksand. Crush Aliens in the trash compactor. Liquefy Aliens in a vat of acid. Probe Aliens. Dissect Aliens. Exterminate Aliens in the gas chamber. Stomp Alien skulls with mech-powered boots. Cremate Aliens in the oven. Lobotomize Aliens. Mandatory abortions for Aliens. Grind Facehuggers in the garbage disposal. Drown Aliens in fried chicken grease. Vaporize Aliens with their own ray guns. Kick Reptilians down the stairs. Feed Aliens to alligators. Slice Aliens with lightsabers.