So find some clues of what had happened in Portal of Doom Undead Rising. Search for key-cards to unlock doors and PDA devices to know more about the experiments. Did the experiments go wrong? Is there any survivors? Are you digging for truth or your own grave?
Play this first person shooting 3D game, Portal Of Doom: Undead Rising. Feel the eerie vibe and defend yourself from all the monsters, aliens or the undead! Finish all the challenging levels of Alien Planet, Hangars and Abandoned Spaceship. Find your way out of this labyrinth kind of a ship and discover the real reason why the dead are walking! So enjoy and have fun in playing Portal of Doom Undead Rising Game.