It is pretty hard to have this out perform a Careful Study, it may technically cost a mana less but not being active for two whole turns after Careful Study is playable greatly slows down the utility of Frantic Search
Were just proposing to flip the script and play some incidental Dread Return, Animate Dead, Stitch Together and Victimize in our discard decks
It also comes with a unique deckbuilding challenge because it requires a careful balance of human and non-human creatures to ensure you have the right ratios of sacrifice fodder and outlets
And whatever other sick combos Im not thinking of
Outside of constructed, the card is powerful in Commander especially in the 99 if you have a low enough mana value to return these to play
Both can play tokens, both can play dungeons, but youre going to want to go pretty deep in either direction to truly make the most of it