Tropical Tidal Wave - HGSS18 (Worlds 10) [Participation] HGSS18 HGSS Promos price

There's no recent TCGplayer sale for Tropical Tidal Wave - HGSS18 (Worlds 10) [Participation] HGSS18 from HGSS Promos, so no market price is shown.

Scan yours: what grade would it get?See every grade's price in the app

Tropical Tidal Wave - HGSS18 (Worlds 10) [Participation] HGSS18 at a glance

HGSS Promos was released in 2010, and this card's rarity is Promo.

Price by printing

Printing	Market	Low	Mid
No TCGplayer listings right now.

TCGplayer market prices as of 2026-11-06. Market is what it has recently sold for; low and mid are current asking prices. See it on TCGplayer.

Graded value

Graded sales for this card are looked up live in the app. Open Tropical Tidal Wave - HGSS18 (Worlds 10) [Participation] in the price guide to see its PSA 10, 9 and 8 values.

Should you grade it?

Whether a Tropical Tidal Wave - HGSS18 (Worlds 10) [Participation] is worth grading comes down to the grade it would actually get, and for many cards a PSA 10 is worth several times a 9 (see what PSA 10 Pokémon cards sell for). Centering decides the ceiling: PSA allows about 55/45 on the front for a 10 and 60/40 for a 9. Check yours with the PSA centering tool, or scan it for a full grade estimate and the grade-or-keep-raw verdict with fees counted.

Card details

Set: HGSS Promos
Number: HGSS18
Rarity: Promo
Released: 2010
Type: Item