Not released in Pokemon GONo trainer can own this one yet.

Mega Froslass is a Legends Z-A Mega with no Pokemon GO release as of 2026-10-03 (hundo-hunter.com, theclick.gg); stats come from Pokebattler's feed. It is left out of default counter lists, boss pickers, tools and the Pokebox; the numbers on this page are what the Game Master gives it.

List checked 2026-10-03. Source: Hand-checked list as of 2026-10-03 (PvPoke released flags, snapshot 2026-10-03 03:11:52, cross-checked with onemorecatch.site's unavailable list (updated 2026-10-02) and theclick.gg's Mega list (2026-09-16); PvP-only exclusions (Ditto, Shedinja, Spewpa, Cosmog, Cosmoem) and the stale Mega Camerupt flag corrected by hand); since 2026-10-05 maintained from official Pokemon GO news debuts and new Game Master species (no PvPoke download).