Each time you complete a quest, the rewards progressively get better.
#XBOX ONE TERRARIA 1.2.4 UPDATE RELEASE DATE PATCH#
The 1.2.4 patch introduced fishing, including Fishing Poles, bait, fish, various crates, tools, weapons, accessories, and junk that can be "caught", the Angler NPC, various fishing gear, fishing quests, and fishing quest rewards.