If that spell had an in its cost, include the chosen value for X when determining its mana value
With six or seven creatures in the yard, its strictly better and doesnt get worse if creatures are removed/exiled from the graveyard after its in play
Avoid Collector Booster Boxes for Draft Collector Boosters are brilliant for premium cards, foils, alternate art, and showcase treatments
Not only is this half the price of most other cards you use for exactly the same purpose but it is also on a point in the curve where it is hard to do progressive and useful things otherwise
Shes cheaper, and she gives you permanents that are discarded as well as sacrificed
This makes Jaws the best Blood generator we have currently in terms of raw numbers, with only Olivias Attendants and Ivora, Insatiable Heir really coming close