From Blood Wiki
Addon or Add-on may refer to:
- Commercial add-ons or expansions for Blood, namely Cryptic Passage and the Plasma Pak (and its new episode "Post Mortem")
- Third-party level packs such as Red Hot or Level Pack 6: Additions for Blood.
- Fan add-ons created by Blood users in MapEdit such as Death Wish or Bloody Pulp Fiction.
- The Nightmare Levels expansion pack for Blood II, the cancelled Blood II: Revelations or even the Blood2K5 mod.