Complete your first level

Unlock the second set of levels

Unlock the third set of levels

Get all medals of one level

Obtain all bronce medals

Obtain all silver medals

Obtain all golden medals

Obtain half of all the normal medals

Get the normal medals of all levels

Buy your first upgrade in the shop

Buy 25% of the upgrades in the shop

Buy half of the upgrades in the shop

Buy all the upgrades in the shop

Buy all upgrades in a column

Buy all upgrades of a turret

Discover all enemies in the almanac

Fully upgrade a turret (only on easy or custom difficulty)

Buy four turrets of the same type.

Buy a turret of each type in a game.

Defeat the electronic boss without letting him regenerate his shield

Get all special medals of one level

Obtain all boss rush mode medals

Obtain all infinite mode medals (Bronze still counts)

Obtain all limited resources medals

Get half of all the special medals

Get the special medals of all levels

Get all medals of one level

Get half of all the medals

Get all the medals

Buy ten aromatic turrets (Don't do it again, it’s not fixed)

Beat a limited resource level without purchasing after starting

Reach round 100 of a level in infinite mode

Clear any boss rush level without letting them advance more than half the level

Unlock the first set of special levels

Unlock the second set of special levels