Alesha, Who Smiles at Death - [Foil] Dominaria United Commander (DMC) Selesnya put Cogwork Librarian into that

put Cogwork Librarian into that booster pack

You choose a nonland card from it with mana value 3 or less

They never miss a funeral

return target Sliver to its owner's hand

You may have Sakashima of a Thousand Faces enter the battlefield as a copy of another creature you control

Alesha, Who Smiles at Death - [Foil] Dominaria United Commander (DMC) Selesnya put Cogwork Librarian into thatFirst strike Whenever Alesha, Who Smiles at Death attacks, you may pay {W B}{W B}. If you do, return target creature card with power 2 or less from your graveyard to the battlefield tapped and attacking. "Greet death with sword in hand."