Enter "7873155" (North American version) for an England-based map with a lot of bridges.
Enter "90210" (North American version) for a map with a few hour glasses and some small and large islands.
Enter "smashsumfruit" (North American version) for a tiny island with all the worms. As you start it, all worms will be destroyed by a big explosion and the result will be a tie.
Enter "spire" (North American version) for a moderately sized low altitude map with two blimps. Both blimps are held with steel rope.
Enter "steller" (North American version) for a horror-based map that is quite small and very explosive.
Enter "slipknot" (North American version) for a pirate-based map with an airship.
Enter "sugarcult" (North American version) for a big winter wonderland.
Enter "finalfantasy" (North American version) for a small winter wonderland.
Enter "jackassthemovie" (North American version) for a level with a small amount of land with ghosts at night.
Enter "marijuana" (North American version) for a massive island map.
Enter "doggystyle" (North American version) for a lunar-based map with a spaceship and giant laser gun.
Enter "bigfoot" (North American version) a level with a huge hollow pyramid shaped island, and two smaller islands.
Enter "Jamie Finegan" (North American version) for a level with a massive island.
Set the theme to "War", then enter "bangbang" (North American version) for a map with a blimp held up by a metal wire and a few large islands.
Set the theme to "Arctic", then enter "Bigape" (North American version) for a landscape with two frozen submarines, two ice slides and several ice bridges.
Set the theme to "England", and then enter "igotworms" (North American version) for a landscape with a bridge leading to a house on a very steep cliff.
Enter "257462320" or 194915571" (European version) for a very small map that only contains a little bit ground and a tiny bridge.
Enter "1585104494" (European version) for a very high altitude map.
Enter "241780260" Worms3D (European version) for a very long map.
Enter "221350867" (European version) for a map with four consecutive submarines.