To get this going, you need a sacrifice outlet that produces colored mana, like Phyrexian Altar, and some sort of enabler, like Gravecrawler
This is a great way to punish opponents for casting cantrips in Legacy and large draw spells in Commander
It guarantees you find three cards from your library, the catch being that an opponent has agency over what you get
Shark Typhoon Players who have been around a while, after making the obligatory Sharknado reference that I guarantee someone in Wizards R&D team is extremely proud of (I know I would be), probably found themselves thinking, Hey, isnt this a cross between Metallurgic Summonings and Decree of Justice? It absolutely is, and the fact that it is mono-Blue makes it extremely splashable
Even more impressive is her second ability which deals two damage to your opponent while healing two damage from you everytime you play a card with a cost of three or greater
With high mana costs and the threat of removal, you might want to steer clear of these mixed options