For two mana, the Liberator is basically the gold standard in what to expect from a creature that can destroy an artifact or an enchantment
Waste Not generates zombies, mana, and cards from opponent discards
Blue aggressive decks will usually be running equipment anyway just to make up for below average power and toughness monsters.This is more so the case as Trinket Mage and Grand Architect have good synergy with equipment making this a good card to use too
If youre locked out by that Stonehorn Dignitary loop or a stax player with too many Propaganda effects in play, its time to use those tutors and loots to dig for your alternate wincon in Demonic Consultation and Thassa's Oracle
The best use case I can see with this is using it like a beefed-up No Rest for the Wicked, and instead of getting your stuff back to hand immediately, you make a bunch of tokens and then run out Illicit Masquerade
Historic gives an effect based on sagas, legendary cards, and artifacts, and its not a stretch to imagine this set would include a lot of artifacts, too