Full list of all 65 Defense Grid 2 achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox One.
Using only Inferno towers, Win any Chapter 4 (or later) mission.
Build 100 Concussion towers.
Build 100 Tesla towers.
Build 100 Temporal towers.
Enable a Tower Augmentation Item on 10 Towers.
Survive 100 waves on any Super Grinder challenge mode.
Survive 100 waves on Grinder challenge mode on any mission.
Use the reload checkpoint option five times in a single mission.
Using only Gun towers, Win any chapter 4 (or later) mission.
Build 100 Boost towers.
Build 100 Cannon towers.
Using only Cannon towers, Win any Chapter 4 (or later) mission.
Earn a gold medal on every mission in Story mode.
Earn a silver medal (or better) on all missions in the Story mode.
Complete the single player campaign in Story Mode.
Sell 10 towers or more in a single mission.
Build 100 Laser towers.
Win a Gold medal on Mission 19 without using the Command Shuttle.
Use the Core Teleport special weapon (Professor Taylor).
Win a mission with at least 10,000 resources remaining.
Win a mission with at least 5,000 resources remaining.
Kill 10,000 aliens.
Beat a Chapter 4 mission or higher with zero cores captured.
Build and fully upgrade each tower type in one mission.
Use the Precision Targeting Special Weapon (Rear Admiral Phillips).
Build every tower and every upgrade for each tower.
Inspect 10 aliens.
Build 100 Missile towers.
Sell 10 towers.
Build 100 Inferno towers.
Build 50 towers of any type in one mission.
Build 100 Gun towers.
Build 100 Meteor towers.
Build at least 1 of each tower type in any single mission.
Use the Temporal Cannon Special Weapon (Colonel Rissler).
Use the Orbital Laser Special Weapon (General Cai).
Use the Resource Reinforcement Special Weapon (Professor Briel).
Enable a Tower Augmentation item on any tower.
Use the Tower Overcharge Special Weapon (Advisor Zacara).
Kill an alien boss creature. (Juggernaut, Rumbler, Turtle, or Crasher)
Build 20 towers of any type in one mission.
Finish all the missions in Chapter 1 in Story Mode.
Kill 1000 aliens.
Use the Reload Checkpoint option.
Win a mission with at least 1,000 resources remaining.
Save a core that is less than 10 seconds away from the map's exit point.
Kill 100 aliens.
Earn a Gold Medal.
Recover a loose core.
Kill an alien carrying a power core.
Use the speed up control at 3x for a total of 60 seconds in any mission.
Earn a silver (or better) medal.
Kill 1 alien.
Win any mission without selling any towers.
Earn a Bronze (or better) medal in a Single Player Mission.
Upgrade a level 1 tower to a level 2 tower.
Earn a Bronze (or better) medal in a Coordinated Defense Multiplayer mission.
Win a chapter 4 (or later) mission with level 3 towers only and no selling.
Earn a Gold medal in a Coordinated Defense Multiplayer Mission.
Use the command shuttle to move 6 map sections in Mission 6.
Earn 100 Gold Medals on any missions.
Using only level 1 towers, Win any Chapter 4 (or later) mission.
Play a DG Fighter Multiplayer mission.
Earn a Victory in a DG Fighter Multiplayer mission.
Kill 50,000 aliens.