Here is the full list of all 57 Space Elite Force 2 in 1 trophies - there are 50 bronze, 4 silver, 2 gold and 1 platinum.
Unlock All Trophies
Kill 200 enemies in S.E.F. 1!
Kill 400 enemies in S.E.F. 1!
Destroy the Frigate in S.E.F. 1
Destroy the Cruiser in S.E.F. 1
Destroy the Destroyer in S.E.F. 1
Destroy the Heavy Frigate in S.E.F. 1
Destroy the Heavy Cruiser in S.E.F. 1
Destroy the Heavy Destroyer in S.E.F. 1
Destroy the Battle Cruiser in S.E.F. 1
Complete the hardcore mode in S.E.F. 1!
Reach the maximum level in S.E.F. 1!
Improve the ship's resistance in S.E.F. 1!
Improve the Shield Item in S.E.F. 1!
Improve the HP of the ship in S.E.F. 1!
Get 10x combo in S.E.F. 1!
Get 20x combo in S.E.F. 1!
Complete a mission without taking damage in S.E.F. 1.
Someone sent a car into space, destroy it in S.E.F. 1!
Collect Shield item in S.E.F. 1
Upgrade your Machinegun to level 3 in S.E.F. 2
Upgrade your Plasmagun to level 3 in S.E.F. 2
Upgrade your Lasergun to level 3 in S.E.F. 2
Upgrade your Riflegun to level 3 in S.E.F. 2
Upgrade your Missile to level 3 in S.E.F. 2
Upgrade your Space Mine to level 3 in S.E.F. 2
Upgrade your Laser Mine to level 3 in S.E.F. 2
Upgrade your Beebot to level 3 in S.E.F. 2
Upgrade your Force field to level 3 in S.E.F. 2
Upgrade your Super bomb to level 3 in S.E.F. 2
Upgrade your Super laser to level 3 in S.E.F. 2
Improve the HP of the ship to 20 in S.E.F. 2!
Upgrade the Resistance to Level 2 in S.E.F. 2
Slow down enemy bullet in S.E.F. 2
Increase enemy laser resistance in S.E.F. 2
Defeat Warship in S.E.F. 2
Defeat Battleship in S.E.F. 2
Defeat Destroyer in S.E.F. 2
Defeat Heavy Warship in S.E.F. 2
Defeat Station Commander 1 in S.E.F. 2
Defeat Heavy Battleship in S.E.F. 2
Defeat Heavy Destroyer in S.E.F. 2
Defeat War Machine in S.E.F. 2
Defeat Little Frigate in S.E.F. 2
Defeat Station Commander 2 in S.E.F. 2
Defeat Super Warship in S.E.F. 2
Defeat Heavy Frigate in S.E.F. 2
Defeat Heavy War Machine in S.E.F. 2
Defeat Mothership in S.E.F. 2
Finish tutorial in S.E.F. 2
Finish Boss Rush Mode in S.E.F. 2
Finish the campaign mode on Elite difficulty in S.E.F. 2!