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The UK's professional trading card grading service. Consistent AI-powered grades, NFC tap-to-verify slabs, and a population registry you can trust.

Card Grading

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Contact Us

support@rktgrading.com
Available on request
Available on request

Registry of Excellence.

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RKT Grading

The Grading Process Pricing Population Report Blog FAQ Contact

RKT Grading

The UK's professional trading card grading service. Consistent AI-powered grades, NFC tap-to-verify slabs, and a population registry you can trust.

Card Grading

Card Grading UK
Pokémon Grading
Yu-Gi-Oh! Grading
MTG Grading
One Piece Grading
Lorcana Grading
Dragon Ball Grading

Contact Us

support@rktgrading.com
Available on request
Available on request

Registry of Excellence.

Certificate - SINISTER SERPENT (00015502) | RKT Grading

Print Certificate

RKT GRADING

Certificate of Authenticity

Card Name

SINISTER SERPENT

Production Number

00015502

Collection

WORLD CHAMPIONSHIP 2004

Card Reference

WC4-EN002

Edition / Rarity

SECRET RARE

Overall Grade

Legacy Grading System

Centering

Corners

Edges

Surfaces

This certificate confirms that this card was authenticated and graded by RKT Grading under our legacy grading system. Verify at rktgrading.com/population-report/legacy/00015502-sinister-serpent

Graded on 30 March 2026