Duelist Legacy Volume.4 is a Booster Pack in the Yu-Gi-Oh! Official Card Game (OCG) in the Duelist Legacy series. It contains reprints of cards from Metal Raiders and Booster Chronicle, as well as cards that were introduced in Structure Deck: Yugi, Structure Deck: Joey, Structure Deck: Kaiba and Structure Deck: Pegasus.
- Yami Yugi's appearance on the cover of this booster pack is taken from the omake page of Yu-Gi-Oh! Duelist Duel 149: "The Line of Fire". This was also used earlier for Booster Chronicle, and later for Invasion of Chaos and Retro Pack 2.
There are 5 cards per pack, and 30 packs per box.