Whismur, a Common rarity Reverse Holofoil card from the Emerald set (#73), currently holds a market value of $9.93. Over the past 30 days, it has appreciated by 13.5%, indicating a growing interest among collectors. As part of the early Pokémon Trading Card Game expansions, Whismur appeals to both players and collectors, particularly those focused on completing their sets or investing in nostalgic cards.