$0.07
Petrahydrox 
Creature — Weird
Guildpact Common
(
can be paid with either 
or 
.)
When Petrahydrox becomes the target of a spell or ability, return Petrahydrox to its owner's hand.
can be paid with either or .)When Petrahydrox becomes the target of a spell or ability, return Petrahydrox to its owner's hand.
It departs through the streets' fissures with a sound like gravel pouring into a pond.
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#148 — Illus. Anthony S. Waters