Survive 10 minutes or more in the Abandoned Park level
Stay alive for more than 10 minutes in the Plague Land level
Survive for more than 10 minutes in the dune level
Staying alive for more than 10 minutes in the Frozen Lake level
Survive for 10 minutes or more in the Dark Land level
Kill the elite monsters that appear in the Abandoned Park level
Kill the elite monsters that appear in the Plaguelands level
Kill the elite monsters that appear in the Dune level
Kill the elite monsters that appear in the Frozen Lake level
Kill the elite monsters that appear in the Dark Land level
Unlock all weapons
Unlock all vehicles