Unlock the Tesla
Unlock the Supershot
Unlock the Laser
Unlock the Vulcain
Unlock the Time Freeze
Unlock the Atomic Node
Unlock the Jammer
Unlock the Blast
Unlock the Second Wall
Unlock the Napalm
Kill one enemy
Kill 1000 Enemies
Kill 10'000 enemies
Kill 50'000 enemies
Kill 100'000 enemies
Get all the upgrades
Get one of each possible upgrades
Kill the Big Becky
Get all the gold medals
Finish all the levels in Control Tower
Kill 10 Ghost Sharks in a row without a miss
Obtain the Arachnophobe mark 10 times
Manage to stop Moskitor while it attacks the wall
Get 10 different Marks at the end of a level
Kill 30 baby spiders with one Napalm shot
Get a total of 10 Extermination marks
Earn 10'000 Metal by getting in game bonuses (double kills and others)
Obtain the Pro Protector Mark 5 times (don't get any wall damage while having dealt a huge number of damages to enemies)
Kill 1'000 enemies from behind
Collect a total of 1'000 Metal
Collect a total of 10'000 Metal
Collect 100'000 Metal
Pierce an enemy shield with a Piercing Bullet
Let the effects of an Acid Bullet kill an enemy
Push back an enemy at the last time using a Dum Dum Bullet
Damage 5 enemies with one Explosive Bullet
Make an outstanding number of kills with a Special Ability to drop a crate containing more Special Ability ammo
Make an outstanding number of kills with a big gun to drop a crate containing more Big Gun ammo
Witness 100 GreenCell duplications
Deactivate 100 Jellyfish invisibility shields with the Jammer
Collect all Rewards
Open the Gun Factory 10 times