"The user changes its type to make itself resistant to the type of the move the target used last."
Effect
Changes the user’s type to a type either resistant or immune to the last damaging move that hit it. The new type is selected at random and cannot be a type the user already is. If there is no eligible new type, this move will fail.
Details
Type
Category
status
Power
—
Accuracy
—
PP
30
Introduced
Gen ii