Mammorest + Wumpo = Mammorest Cryst
In Palworld 1.0, breeding Mammorest with Wumpo hatches Mammorest Cryst. This is an official unique combo — it overrides the breeding formula entirely, and it is the only way this pair produces this child.
Palworld 1.0 · build 24575149 · verified against the full 44,551-pair breeding table
Mammorest CrystWhy Mammorest Cryst? The formula
Unique combos are hard-coded by the game (the DT_PalCombiUnique table) and ignore breeding power completely. No other pair of parents is guaranteed this result through the formula — and this pair will never hatch anything else (mutation aside).
Easiest other ways to breed Mammorest Cryst
2 pairs in total produce Mammorest Cryst in 1.0. The full list lives on the Mammorest Cryst page.
Don't have the parents yet?
The easiest way to breed Mammorest is Fenglope Lux + Smokie. See every route on the Mammorest page.
The easiest way to breed Wumpo is Splatterina + Fenglope Lux. See every route on the Wumpo page.
Plan the full route
Need Mammorest Cryst from scratch — or a god-roll with the right passives and IVs? The planner walks the whole tree from wild-caught parents.
Open the breeding planner