Pandora's Box is a common Artifact card from Magic: The Gathering (Astral Cards, PAST).
Common
Astral Cards (PAST)
{5}
Mana Value
5
Card Text
{3}, {T}: Choose a random summon card from all players' decks. For each player, flip a coin. If the flip ends up heads, put a token creature into play and treat it as though an exact copy of the chosen summon card were just played.
