All perks and weapons that have been unlocked are available. The player tries to survive as long as they can as waves of enemies come after them. As the player completes each quest they unlock weapons and perks. The player has to complete 50 levels each with their own starting weapons and enemy layouts.

There is a secret bonus mode (puzzle mode), developers never said if completing the puzzle led to something. In a multiplayer game, all players share the same experience and perks but are free to pick up any weapon or bonuses that may appear. The game also offers local multiplayer for two players on the original and up to 4 on the re-release.

Randomly, when an enemy is killed they will drop a bonus that may be extra points, temporary invulnerability, fire bullets, slowing of time, and many others. Each level the player gains, the player can select special perks that range anywhere from faster reload times, faster shooting speed, faster movement, to status effects like radiation (creating an area of affect around the player that damages all enemies within its range), poison bullets, and many others. With each death of an enemy the player will gain experience points. The player has to eliminate the enemies before their health reaches zero. The player is placed in the middle of the map while enemies gradually enter and make their way towards the player. In 2014 a re-release through digital distribution followed. It was developed by Finnish studio 10tons Entertainment and published by Reflexive Entertainment in 2003. Crimsonland is a top-down dual stick arena shooter video game with role-playing elements.

For android download Crimsonland