Invert/Invent FOIL

/ /    Instant

Vigilance
When Intrusive Packbeast enters the battlefield, tap up to two target creatures your opponents control.
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Search your library for an instant card and/or a sorcery card, reveal them, put them into your hand, then shuffle your library.
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Switch the power and toughness of each of up to two target creatures until end of turn.

Illustrated by Mathias Kollros