can be paid with either 
or 
.)
When this creature becomes the target of a spell or ability, return this creature to its owner's hand.No reference price for this printing yet: not enough stores to make an average.
Run a comparison: we query the stores live, it may have arrived this morning.
Petrahydrox's ability triggers only if it's on the battlefield when it becomes the target of a spell or ability.
2024-01-12 · Wizards of the CoastPetrahydrox's ability resolves before the spell or ability that caused it to trigger. It resolves even if that spell or ability is countered.
2024-01-12 · Wizards of the CoastIf the spell or ability that targets Petrahydrox has no other targets, it won't resolve (because it no longer has a legal target after Petrahydrox has returned to its owner's hand).
2024-01-12 · Wizards of the Coast
Pandora's Boox · Foil
SeaToSky Games · Condition LP
