6 cards, released Apr 2003. A full set is worth about $136.60 at market price.
Acid Trap Hole
SDD-E0020.0%$44.61
Seiyaryu
SDD-E0010.0%$34.97
Salamandra
SDD-E0030.0%$23.73
Valkyrion the Magna Warrior
SDD-001−0.1%$13.03
Sinister Serpent
SDD-002+0.3%$12.32
Harpie's Feather Duster
SDD-003−0.6%$7.94
