Master Ball
Gym Challenge · #116 · Uncommon · Vintage · 2000
Pulling Master Ball in a Gym Challenge pack is about 100% (Uncommon slot). Published, provably-fair odds you can verify.
Every card is real: keep it in your vault, ship it home, or sell it back instantly at 85% of market value. See how the odds are provable →
Curious what drives a card's price? Read what makes a card valuable.
Master Ball market value
Master Ball (Gym Challenge #116) has a live market value of 635 Sparks, about $6.35 at the latest market price. That market price for Master Ball was last updated on October 19, 2026. On PackLab one Spark equals one cent of card value, so 635 Sparks is the figure shown for Master Ball in the set browser, on this page and in your vault after you pull it. If you pull Master Ball, you can sell it back instantly at 85% of market value, which comes to 539 Sparks at the current price. Sparks have no cash value and are only used on PackLab. A Gym Challenge pack is 21,300 Sparks; this card's market value is 635 Sparks. Among the 132 priced cards in Gym Challenge, Master Ball is the 68th most valuable. The median priced card in the set is 665 Sparks, and the most valuable card is Erika's Venusaur at 77,945 Sparks.
How to pull Master Ball
In a Gym Challenge pack, the Uncommon slot shows an Uncommon card about 100% of the time. Master Ball is one of 42 priced Uncommon cards in Gym Challenge that can fill that result, so landing this exact card is less likely than the rarity figure. These are the published odds for Gym Challenge: the full slot-by-slot table is on the Gym Challenge page, and the odds page explains how each set's rates are built. Every Gym Challenge box commits its card order before the first pack is sold, so each rip can be checked once the box sells out.
Rarity and era
Master Ball is an Uncommon card, number 116 in Gym Challenge. Gym Challenge lists 42 Uncommon cards out of 132 cards in total, about 32% of the set list. Among the 42 priced Uncommon cards, market values run from 2 Sparks to 6,023 Sparks, and Master Ball ranks 20th of them. Gym Challenge is part of the Gym series and sits in the Vintage era of the PackLab catalog. Vintage sets come from the early years of the hobby, when holographic rares were the main chase and sealed packs were far fewer.
About Gym Challenge
Gym Challenge was released on October 16, 2000 and lists 132 cards on PackLab, 132 of them with a live market price. Together, the priced cards in Gym Challenge carry a combined market value of 733,069 Sparks. By market value, Master Ball sits just below Blaine's Vulpix (655 Sparks) and just above Koga's Kakuna (628 Sparks).
