Here is the full list of all 27 TY the Tasmanian Tiger 2 achievements.
Finish the game to 100% complete
Buy all the rangs from Sly's Shack.
Find all the disguised Frills
Complete all the missions.
Find all the Bilbies.
Collect a total of 200,000 opals.
Finish in first place in all races.
Finish any race in first place.
Buy all the maps from Madame Mopoke.
Buy ALL the skins for TY and the Fourbie, from Trader Bob.
Find all the Kromium Orbs.
Find, and listen to, Steve in all his locations.
Find all the picture frames.
Find all the cogs.
Complete the game
Complete all the Birrel and Squeaver missions.
Defeat Fluffy
Buy all the bunyip licenses.
Buy all the rangs from the Rang Shop.
Defeat Buster
Put out the fires on the oil rig
Defeat Patchy
Complete Currawong Prison level.
Complete the game (Hardcore)
Finish the game to 100% complete (Hardcore)