Mega Froslass ex is card #265 of 217 in Ascended Heroes (2026), a MEGA_ATTACK_RARE illustrated by Saboteri. In an Ascended Heroes booster it turns up about once every 361 packs. It is one of 17 Froslass cards printed so far.
2008Legends Awakened
2009Arceus
2016Generations
2019Unified Minds
2021Evolving Skies
2022Silver Tempest
2024Twilight Masquerade
2026Ascended Heroes

















See the full Ascended Heroes card list
It is a MEGA_ATTACK_RARE, and it shows up about once every 361 Ascended Heroes packs.
Saboteri drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Ascended Heroes booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.