Hey,thanks for the answer on my comment,i have two more things to ask and then im fine with the coding stuffs.
1.:How can i make an item to be dropped only during hardmode/how to make an npc spawn only in hardmode(any of these help me alot)
2.:How can i add custom loot at Underworld shadow chests,Floating skyware chests,Dungeon locked chests or even Jungle ivy chests?
Thanks in advice for the answer!