search your library for a creature card mtg Feeling cute, might my and reveal that to all players. Shuffle my library and put the revealed card back on top of it later, idk Reveal the top five cards of your library Eldritch Evolution (Secret Lair Showdown)

It does have at least one other, very different way to use the card: You can target yourself with Lost Legacy

There should be a cost associated with putting them in your deck

If you curve a 2-drop into Adeline on turn 3, your 2-drop will trigger it by attacking, giving you a free token right away

2 Inevitable Betrayal A card that is as strong as the strongest creature in your opponents deck, Inevitable Betrayal steals one of your opponents creatures for your own use

Trample, haste Creature Enchantment - Saga Ox Tifa, Martial Artist Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Whenever one or more creatures you control with power 7 or greater deal combat damage to a player, untap all creatures you control