You are a part of US Combat operation. Complete the operation by shooting targets down. You got limited time to complete the entire operation, otherwise you fail.
Santa is busy again this time of the year, as he defends a backyard against the flesh and blood hungry zombies. Repair the barricade during the day, search for food and make weapon parts from collected cogs to unlock weapons.
When three young people spending holiday on Jurassic park, suddenly a storm strikes and the park's security system brakes which enables hungry prehistoric monsters to escape. Now an escape or die situation.