Cards in Sharpie Cube end up looking like NSA documents, only instead of damning surveillance records they're giving a Colossal Dreadmaw the Storm keyword by blacking out the rest of its flavor text
Eloise, Nephalia Sleuth is a creature that creates a clue whenever another creature you control dies, and they allow you to surveil whenever you sacrifice a token too, which is very potent
Hell be an almost automatic 2-of in Abzan decks out of the gate, which is a top-tier Standard deck and isnt going anywhere
In one turn, the Necro player draws six extra cards, the equivalent of six extra turns, and quickly overruns Virginia's depleted defenses with the three creatures he has drawn
Then it'll double your +1/+1 counters on one dork on arrival to the battlefield, so that's great at punching above your weight at more than 4/4 with counters given to it if it targets itself with an instant speed token giver
If Generous Soul or Hook-Haunt Drifter would be put into a graveyard from anywhere, exile it instead