Originally the Alien Invader T-Shirt was available to everyone through the Coin Shop at the regular price of File:Goldcointemplate.png4,999 and to Members at the 10% discount price of File:Goldcointemplate.png4,499. The Alien Invader T-Shirt was introduced in game on the update of September 17, 2013, as a part of 8-Bit Month, and was removed from the Coin Shop on October 8, 2013 as 8-Bit Month officially finished. In appearance, the Alien Invader T-Shirt is based on the 1978 arcade game named Space Invaders.