Cornerstone Mask Ogerpon #427 (Mirror Holo) — Start Deck 100 Battle Collection

Cornerstone Mask Ogerpon card image

PriceCharting market prices as of 2026-07-06:

Condition / grade	Price (USD)

Live charts, history, and collection tools: https://tcginsider.net/sets/pokemon-japanese-start-deck-100-battle-collection/pokemon-japanese-start-deck-100-battle-collection-cornerstone-mask-ogerpon-mirror-holo-427