Here is the full list of all 30 Skully (EU) trophies - there are 11 bronze, 13 silver, 5 gold and 1 platinum.
Obtain all other Trophies
Find 100% of the collectibles in all chapters
Complete 10 different chapters without dying
Find the super secret Terry Figure
Find the super secret Brent Figure
Throw Skully 60m
Complete the Lava Tube Chase without dying
Find the super secret Fiona Figure
Complete 5 different chapters without dying
Complete the Volcano Eruption without dying
Find 100% of the collectibles in 15 chapters
Find the super secret Wanda Figure
Complete the Tidal Wave Chase without dying
Sacrifice yourself to save the world
Defeat Terry & Break the Jar
Find 100% of the collectibles in 12 chapters
Say Hi to Mom
Find 100% of the collectibles in 8 chapters
Have a falling-out with Terry
Complete any chapter without dying
Defeat 50 Lava Punks
Find 100% of the collectibles in 4 chapters
Summon the Vault Form
Capture Wanda
Summon the Swift Form
Stare straight at the Camera
Defeat 100 Water Punks
Summon the Strong Form
Find 100% of the collectibles in any chapter
Meet Terry