The Food and Fellowship deck is all about creating food tokens and using abilities to gain life while using some very powerful creatures and spells to keep your opponent's health heading towards zero
Among other deals in MTG right now, you can still grab the Magic: The Gathering Secrets of Strixhaven Draft Night on sale for just over $80
Of course, since youd be playing black, cycling all these creatures into the graveyard gives you plenty of reanimation options, such as Reanimate, Victimize, and even Rise of the Dark Realms
If these cards didn't have words like "Blood" and "Sanguine" in their names I might not have put this combo in, but for a Blood-themed Vampire deck these make all the sense in the world
A lot of the other ideas posted above are fire, like you could pre-make a black and gold art UR binder for $100 too and as a collector that is a pretty good way to stretch your budget, but as a casual child collector the best part was opening packs because it feels like you earned your collection