mtg black sacrifice cards (Sacrifice) Add to your mana pool an amount of black mana equal to the sacrificed creatures converted mana cost. Grave Pact | Tenth Edition

Darksteel Reactor is a welcome reprint, since the last time it saw a physical release was in 2004's Darksteel, but it isn't a great fit for this deck

Gaddock Tegg Gaddock Teeg is a classic hatebear

Finally, there's always the chance of opening a card on The List (including Magic -themed versions of cards from Stranger Things x Secret Lair )

Further Reading: Cards Rising in the Post-Nadu Modern How Has the Print Change for Secret Lair Affected Prices So Far?

For more top-deck manipulation, we can look to BrainstoneBrainstone, BrainstormBrainstorm, Telling TimeTelling Time, Prognostic SphinxPrognostic Sphinx, PortentPortent, PonderPonder, Otherworldly GazeOtherworldly Gaze, Moon-Blessed ClericMoon-Blessed Cleric, Diabolic VisionDiabolic Vision, and even more

The last brand to mention is Dragon Shield, which are a tiny bit thinner than other sleeves so they may save you some space and their perfect fit sleeves are sealable which is pretty cool