Its watermark looks like a combination key and umbrella
Many Draft formats have some variant of it to support their sacrifice themes and its just efficient, especially when you sacrifice a creature your opponent has targeted with removal
If another player is the monarch, you get to put a 1/1 Black Assassin creature token with Deathtouch and Haste onto the battlefield at the beginning of your upkeep
As if they didnt already do enough, however, Ashiok, Wicked Manipulator also has a passive ability that lets you exile cards, rather than paying costs with life
Vodalian Hexcatcher A cycle of mono-color lords was on my bingo card for DMU, but I wasn't expecting the merfolk lord to be so powerful
Oh, and we also got a Beta Ancestral Recall (PL)