Pokémon TCG Card Volatility Score
Volatility measures how much a card price swings day to day so that you can understand what cards might be the most and least profitable to scalp. Browse the leaderboard below, set a price range, pick a popular card, or search for any card to see its volatility.

Psyduck - SM199 (Detective Pikachu Stamped)
SM Promos
0.19
Very low volatility
Psyduck - SM199 (Detective Pikachu Stamped) is very stable: its price has barely moved around the average, behaving more like a fixed-value asset than a speculative one
Current market price: $39.33
Average price
$35.00
Std. deviation
$3.35
±9.6% of avg
Days of data
180
Near Mint
Price with average ±1σ band
Near MintAverage+1σ−1σ