on top of that, Lavinia, Azorius Renegade, Collector Ouphe and Griselbrand are all very scary
How about Skyshroud Poacher and some elves
While Endless Swarm can be a fun Hail-Mary pass in a deck driven by Seshiro the Anointed, Jetmir, Nexus of Revels, or other swarm (Beastmaster Ascension, Collective Blessing) and/or token (Parallel Lives, Annointed Procession, etc.) synergies, everything rides on your army surviving
However, in the testing, this first version felt too slow, especially as I was expecting local meta to have lots of bolts, dibs and also aggression of all other kinds
Skeletal Scrying combines the black use of the graveyard with the Necropotence effect (paying one life to draw one card) to provide the cheapest X card-drawing spell this side of Prosperity