Not having the reminder text for finality counters threw me for a bit of a loop there
I felt scry was a little wasted, both by being a little overcosted but also for not being on any reasonable agro or cheap creatures
Muddle the Mixture Merchant Scroll Mystic Tutor Enlightened Tutor Worldly Tutor Wild Research Summoner's Pact Eladrami's Call There are of course a whole selection of tutor cards across all the colours, none come close to Vampiric or Demonic
Counterspell Counterspell is one of the best tools for almost any blue deck, allowing you to say no for just 2 mana, no questions asked
Black, on the other hand, leans into sacrifice and drain effects with cards like Blood Artist, Zulaport Cutthroat, and Ayara, First of Locthwain, while Dictate of Erebos or Grave Pact make every token death a nightmare for your opponents
You're going to want to make sure you're getting your mana rocks ASAP when you're playing, so you can be absolutely certain your turns 3-5 are spent casting absolutely massive spells several turns ahead of your opponents