Here is the full list of all 18 Dungeons & Dragons: Chronicles of Mystara trophies - there are 15 bronze and 3 silver.
Gather all Treasures.
Complete all Challenges.
Complete all Tier 2 Challenges.
Complete all Tier 1 Challenges.
Reach Overall Player Level 20.
Complete all 3 Tiers of the Challenge “Help Wanted”.
Kill 1000 Enemies of Any Type.
Complete Tower of Doom.
Complete all 3 Tiers of the Challenge “Loot Master”.
Complete 1 Challenge Tier of “Fry ‘Em Up”.
Complete 1 Challenge Tier of “Slick Hammers”.
Kill 300 Enemies of Any Type.
Complete 1 Challenge Tier of “Pointy Things and Slings”.
Gather 10,000 SP.
Complete all 3 Tiers of the Challenge “So Desperate!”.
Complete Shadow over Mystara.
Reach Overall Player Level 5.
Complete all 3 Tiers of the Challenge “Curb Stomp-A-Thon”.