Those Old Scientists

Set name - Star Trek
(As this Saga enters and after your draw
step, add a lore counter. Sacrifice after III.)
I — Draw two cards, then discard two cards.
II — Return up to one target artifact, instant, or sorcery card from your graveyard to your hand.
III — Choose up to two target cards in graveyards. The owners of those cards shuffle them into their libraries.

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