Casket may refer to the following:
- Casket, a low-value, tradeable item generally obtained from fishing or as a monster drop
- Casket (Pirate's Treasure), the reward of the quest Pirate's Treasure.
- Casket (Reward pool), possible reward from the reward pool after defeating Tempoross.
- Treasure Trails caskets, a casket containing the next clue step or the reward for the respective trail:
- Reward casket (beginner) - from beginner clue scrolls
- Reward casket (easy) - from easy clue scrolls
- Reward casket (medium) - from medium clue scrolls
- Reward casket (hard) - from hard clue scrolls
- Reward casket (elite) - from elite clue scrolls
- Reward casket (master) - from master clue scrolls
- Heavy casket - from completing 200 elite Treasure Trails