The Human Centipede was banned altogether from Icelandic, British, and Australian theaters and released in the US without a rating. Its sequel, The Human Centipede 2, was placed under even heavier bans due to its exacerbation of the horrific elements in the first film.

All one has to do to unlock Call of Duty Mobile's Zombies mode is reach level 5 through playing the rest of the game normally. Once that's done, players are free to play the mode as much as they want while it's available.

Exo Zombies is a downloadable game mode in Call of Duty: Advanced Warfare. This mode is available in each DLC pack. Exo Zombies is very similar to the Zombies game mode in Treyarch's Call of Duty games. 1-4 players (online) or 1-2 players (local play) must survive countless rounds against zombie hordes.