How to Get Rex Chimaerus's Fangs in Throne & Liberty You can obtain the Rex Chimaerus's Fangs by completing the Temple of Slaughter Co-Op Dungeon and opening the chest at the end of the dungeon. Opening the chest costs 300 Dimensional Contract Tokens. The drop chance is 5% each time you open the chest. You can also craft it at the Senior Weapon Crafter in Stonegard Castle, if you have a Precious Lithograph: Rex Chimaerus's Fangs. Lithographs are usually purchased at the Auction House.