OtterDex

Chaos Emperor Dragon - Envoy of the End

Invasion of Chaos (Worldwide English)IOCEN IOC-EN000Secret Rare

Set
Invasion of Chaos (Worldwide English)
Address
IOCEN IOC-EN000
Rarity
Secret Rare
Finishes
Non-foil
Game
Yu-Gi-Oh!

No price for this printing yet. That is not the same as worthless: the feed simply has no listing for it. The other printings below may still be quoted.

Is this the one you are holding?

The bottom edge of your card should read IOCEN IOC-EN000. There are 6 other printings of Chaos Emperor Dragon - Envoy of the End, worth $0.36 to $153.79. See all of them.

7 printings of Chaos Emperor Dragon - Envoy of the End

They range from $0.36 to $153.79, a 427× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart — and OtterDex reads that line off the card for you.