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