The Walking Dead Survivors is a survival based strategy game by Galaxy Play Technology Limited for Android and iOS. Redeem this gift code for x1000 Gem, 8 Hour Shield and x5 Long Range Transmissions.Players can redeem these codes for free biocaps, search maps, wood, metal, food, gas, hero badges, hero fragments, speedups, combat manual and other rewards. As of today, we have listed all the working gift codes for State of Survival below.