Yu-Gi-Oh! Worldwide Edition: Stairway to the Destined Duel promotional cards is a 2003 Yu-Gi-Oh! set with 6 cards on its set list. Its most valuable cards by market price include Harpie's Feather Duster, Valkyrion the Magna Warrior, and Seiyaryu.
Prices as of Oct 12, 2026
| No. | Card | Rarity | Price |
|---|---|---|---|
| SDD-001 | Valkyrion the Magna Warrior | Prismatic Secret Rare | $19.41 |
| SDD-002 | Sinister Serpent | Prismatic Secret Rare | $12.62 |
| SDD-003 | Harpie's Feather Duster | Prismatic Secret Rare | $29.53 |
| SDD-E001 | Seiyaryu | Prismatic Secret Rare | $15.79 |
| SDD-E002 | Acid Trap Hole | Prismatic Secret Rare | $9.45 |
| SDD-E003 | Salamandra | Prismatic Secret Rare | $7.69 |