Here is the full list of all 36 Flutter Bombs (EU) trophies - there are 11 bronze, 22 silver, 2 gold and 1 platinum.
Completed Flutter Bombs Trophy Set
Defeat the boss at Opi's Grove
Defeat the boss at Tomahawk's Temple
Defeat the boss at Neutron's Lab
Defeat the boss at Cloudbreak's Peak
Defeat the boss at Willow's Tundra
Defeat the boss at Tec's Quarry
Defeat the boss at Switchblade's Badlands
Defeat the boss at Daisy's Boneyard
Defeat the boss at Molly's Firepit
Defeat the boss at Wagtail's Swamp
Defeat the boss at Hydro's Cavern
Complete the boss rush
Grove - trigger a fish to kill another bug
Survive four licks from the boss at Opi's Grove
Defeat two spiders with one bomb at Tomahawk's Temple
Defeat the boss at Tomahawk's Temple without getting hit by darts
Survive ten shocks from tesla coils at Neutron's Lab
Defeat 25 mutants during one boss fight at Neutron's Lab
Reach the boss at Cloudbreak's Peak without defeating a Mantis
Survive three lance strikes from the boss at Cloudbreak's Peak
Defeat a spider while being drained of nectar at Willow's Tundra
Defeat the boss at Willow's Tundra without running out of nectar
Keep at least one cicada swarm alive at Tec's Quarry in Campaign mode until reaching the boss
Prevent all hatching cicadas from growing wings while fighting the boss at Tec's Quarry
Complete Switchblade's Badlands in Campaign Mode without triggering any worm attacks
Allow a minion to be consumed by the boss at Switchblade's Badlands.
Reach the boss at Daisy's Boneyard in Campaign Mode without getting burned
Defeat both the Boss and twin at Daisy's Boneyard
Reach the boss at Molly's Firepit without triggering a volcanic eruption
Prevent all fire ant spawns from reaching their volcanic colony at Molly's Fire Pit
Pop a floating spore in each spore flower location at Wagtail's Swamp
Destroy at least one mushroom being thrown during the boss fight at Wagtail's Swamp
Destroy over 20 rocks that launch into the air at Hydro's Cavern
Defeat the boss at Hydro's Cavern in under five minutes
Defeat the boss at Hydro's Cavern using only bombs