Here is the full list of all 18 Lucky's Tale trophies - there are 9 silver, 8 gold and 1 platinum.
Collect all trophies in Lucky's Tale.
Found the Lucky & Piggy trophy.
Found the Buzzkill trophy.
Found the Bombat trophy.
Found the Underfoot trophy.
Found the Badpole trophy.
Found the Wildweed & Pollen trophy.
Found the Fugu trophy.
Found the Wriggle trophy.
Found the FlipFlap trophy.
Found the Crumble trophy.
Found the Steggie trophy.
Found the Ember trophy.
Defeat Glorp and complete story mode.
Find all the red coins.
Get at least bronze on every time trial!
Get gold on every time trial!
Complete the intro cinematic.