"World Legacy", known as "Star Relic" (せいぶつ Sei'i'butsu) in Japanese, is an archetype of DARK Machine monsters introduced in Code of the Duelist. It is related to, as well as supports, the "World Chalice", "Krawler", "Mekk-Knight", "Knightmare", "Crusadia", and "Orphegel" archetypes. According to the flavor text of "Chosen by the World Chalice", there are 7 of them which corresponds to 7 archetypes as shown in the table below.


Set Monster Level Color Associated archetype Related Field Spell
COTD World Chalice 5 Blue World Chalice World Legacy Discovery
CIBR World Armor 7 Red Krawler World Legacy in Shadow
EXFO World Shield 6 Orange Mekk-Knight World Legacy Scars
FLOD World Lance 8 Violet Knightmare World Legacy Nightmare
CYHO World Crown 6 Indigo Crusadia Crusadia Revival
SOFU World Scepter 8 Yellow Orphegel Orphegel Babel