Here is the full list of all 63 Defense Grid 2 trophies - there are 58 bronze, 3 silver, 1 gold and 1 platinum.
Unlock all trophies for Defense Grid 2.
Enable a Tower Augmentation Item on 10 Towers.
Earn 100 Gold Medals on any missions.
Kill 50,000 aliens.
Build 100 Temporal towers.
Build 100 Meteor towers.
Earn a gold medal on every mission in Story mode.
Earn a silver medal (or better) on all missions in the Story mode.
Build 100 Concussion towers.
Complete the single player campaign in Story Mode.
Win a Gold medal on mission 19 without using the Command Shuttle.
Build 100 Missile towers.
Build 100 Laser towers.
Build 100 Tesla towers.
Using only Cannon towers, Win any chapter 4 (or later) mission.
Using only Inferno towers, Win any chapter 4 (or later) mission.
Win a chapter 4 (or later) mission with level 3 towers only and no selling.
Using only Gun towers, Win any chapter 4 (or later) mission.
Beat a Chapter 4 mission or higher with zero cores captured.
Use the command shuttle to move 6 map sections in Mission 6.
Kill 10,000 aliens.
Use the Core Teleport special weapon (Professor Taylor).
Build 100 Inferno towers.
Build 100 Boost towers.
Survive 100 waves on any Super Grinder challenge mode.
Using only level 1 towers, Win any Chapter 4 (or later) mission.
Use the Precision Targeting Special Weapon (Rear Admiral Phillips).
Survive 100 waves on Grinder challenge mode on any mission.
Inspect 10 aliens.
Use the Tower Overcharge Special Weapon (Advisor Zacara).
Win a mission with at least 10,000 resources remaining.
Use the Temporal Cannon Special Weapon (Colonel Rissler).
Win a mission with at least 5,000 resources remaining.
Build 100 Gun towers.
Use the Resource Reinforcement Special Weapon (Professor Briel).
Build 100 Cannon towers.
Build every tower and every upgrade for each tower.
Enable a Tower Augmentation item on any tower.
Build 1 of each tower type in any single mission.
Build and fully upgrade each tower type in one mission.
Use the reload checkpoint option five times in a single mission.
Sell 10 towers or more in a single mission.
Sell 10 towers.
Build 50 towers of any type in one mission.
Earn a Gold medal in a Coordinated Defense Multiplayer Mission.
Kill an alien boss creature. (Juggernaut, Rumbler, Turtle, or Crasher)
Save a core that is less than 10 seconds away from the map's exit point.
Finish all the missions in Chapter 1 in Story Mode.
Kill 1000 aliens.
Win any mission without selling any towers.
Build 20 towers of any type in one mission.
Earn a Bronze (or better) medal in a Single Player Mission.
Win a mission with at least 1,000 resources remaining.
Upgrade a tower.
Earn a Gold Medal.
Recover a loose core.
Kill an alien carrying a power core.
Use the Reload Checkpoint option.
Earn a silver (or better) medal.
Use the Orbital Laser Special Weapon (General Cai).
Kill 1 alien.
Kill 100 aliens.
Use the speed up control for a total of 60 seconds in any mission.