- The Dead Man's Sweater is a reference to the "redshirt" stock character in fiction, who dies soon after being introduced. The term originates from the security staff on the sci-fi show Star Trek: The Original Series, who wear red uniforms and frequently die during episodes.
- As of 18.104.22.168, the Dead Man's Sweater is the last overall armor piece added to Terraria going by Item IDs.
- 电脑版 22.214.171.124：Introduced.
- 移动版 126.96.36.199.0：Introduced.