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