Here's an outline of each card rarity and total number of them in the main set for collectors: And for a full breakdown of what treatments to expect via Booster Fun, consult this table: Some of the specifics of these treatments are worth noting
If they take damage, then you have defeated their life gain
It built upon Alchemy's digital-exclusive mechanics such as Conjure, Peretually and Seek, and also brought the return of Spellbook from Alchemy: Innistrad as well
Thats an incredible amount of damage, especially combined with Temur Battle Rage
It was also the end of staple cards, such as Lightning Bolt and the beginning of the end for Counterspell, two extremely powerful and simple cards, one a Red common, one a Blue uncommon
While these effects arent mechanically identical to looting, they share enough design space and utility that a deck interested in looting is likely interested in these cards