Underground Expedition
Celestial Storm · #168 · Rare Ultra · Modern · 2018
Pulling Underground Expedition in a Celestial Storm pack is about 7.5% (Rare 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.
Underground Expedition market value
Underground Expedition (Celestial Storm #168) has a live market value of 3,864 Sparks, about $38.64 at the latest market price. That market price for Underground Expedition was last updated on October 19, 2026. On PackLab one Spark equals one cent of card value, so 3,864 Sparks is the figure shown for Underground Expedition in the set browser, on this page and in your vault after you pull it. If you pull Underground Expedition, you can sell it back instantly at 85% of market value, which comes to 3,284 Sparks at the current price. Sparks have no cash value and are only used on PackLab. A Celestial Storm pack is 1,800 Sparks; this card's market value is 3,864 Sparks. Among the 185 priced cards in Celestial Storm, Underground Expedition is the 16th most valuable. The median priced card in the set is 42 Sparks, and the most valuable card is Rayquaza-GX at 40,287 Sparks.
How to pull Underground Expedition
In a Celestial Storm pack, the Rare slot shows a Rare Ultra card about 7.5% of the time. In other words, about one Celestial Storm pack in 13 lands a Rare Ultra card in that slot. Underground Expedition is one of 18 priced Rare Ultra cards in Celestial Storm that can fill that result, so landing this exact card is less likely than the rarity figure. These are the published odds for Celestial Storm: the full slot-by-slot table is on the Celestial Storm page, and the odds page explains how each set's rates are built. Every Celestial Storm 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
Underground Expedition is a Rare Ultra card, number 168 in Celestial Storm. Celestial Storm lists 18 Rare Ultra cards out of 195 cards in total, about 9% of the set list. Among the 18 priced Rare Ultra cards, market values run from 700 Sparks to 20,715 Sparks, and Underground Expedition ranks 8th of them. Celestial Storm is part of the Sun & Moon series and sits in the Modern era of the PackLab catalog. Modern-era sets are recent and widely opened, and their chase cards are usually the full-art and illustration rares.
About Celestial Storm
Celestial Storm was released on August 3, 2018 and lists 195 cards on PackLab, 185 of them with a live market price. Together, the priced cards in Celestial Storm carry a combined market value of 207,884 Sparks. By market value, Underground Expedition sits just below Copycat (3,903 Sparks) and just above Articuno-GX (3,837 Sparks).
