Here is the full list of all 39 Iron Crypticle trophies - there are 15 bronze, 21 silver, 2 gold and 1 platinum.
Get All Trophies
Defeat The Phantom
Defeat Madame Tentacles
Defeat 3 Types Of Miniboss
Find The Golden Kitty
Defeat Hexapod
Get Rainbow Power
Collect 30 Lemons In A Single Game
Get 100 100x8s In A Single Game
Use 5 Different Scroll Types
Complete The First Floor On Hard Difficulty
Collect 1000 Points Worth Of Coins
Buy 10 Items In A Shop
Defeat A Boss In All Its Incarnations
Complete The Mud Pits
Defeat The Giant Peepwort
Clear 50 Rooms Of Monsters
Use The Atomic Fist 20 Times
Collect 1000 Food Items (Increasing Score Type)
Collect All BONUS Letters
Complete 10 Waves In Endless Mode
Use 10 Different Weapon Types
Complete An Infestation Room
Defeat 1000 Monsters
View 20 Item Descriptions In The Ledger
Destroy A Fire Bug
Defeat A Boss Without Taking Any Damage
Defeat A Boss Without Using A Weapon Pickup
Defeat Gnasher
Get The Golden Poop
Collect Or Buy 5 Stat Increases In A Single Game
Pick Up 10 Hearts In A Single-Player Game Session
Complete Castle Crushers 3 Times
Find A Map
Complete The Graveyard
Defeat Boulderface
Complete The Catacombs
Finish A Regular Room Without Using A Weapon Pickup
Finish A Non-Boss, Non-Empty Room Without Taking Damage