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