mtg core set 2020 card list price Magic The Gathering - Planeswalker Decks 20 basic lands) and includes randomly inserted premium versions of all cards Magic the Gathering: Core Set

You get a lot of value if you can flip that into a good creature, and beyond that, Mastery of the Unseens lifegain text can be amazingly relevant if you have a lot of creatures

Magic the Gathering, FNM is TM and copyright Wizards of the Coast, Inc, a subsidiary of Hasbro, Inc

From a mechanical perspective, this life loss drawback is reminiscent of black cards like Phyrexian Negator or Plague Spitter, but with a redemptive twist built in

While these are not legal in Standard, as indicated by an "EOS" in the corner instead of "EOE," they do add some visual flavor for those seeking some non-Standard additions in the bonus sheet

Perhaps it's a way to represent levelled-up magic, like the Thunder-Thundara-Thundaga progression that black mages use