About Maintenance
Maintenance from the Base Set Japanese set (#PROMO) is a Pokemon trading card released in 1996. Current fair market values for Maintenance are PSA 9: $69.96, PSA 8: $53.36, Raw: $21.35. The most recent PSA 9 sale was $69.95 on September 21, 2025. A raw (ungraded) copy last sold for $10.89 on May 11, 2026. CardIndex has tracked 14 total sales across all grades for this card.
