mtg cards foundations Magic the Gathering: [Commander Deck Case] and experience quintessential Magic 10 Magic: The Gathering Foundations

This can deal with commanders in a way that other spells cant because it stays on the table instead of going back to the command zone

Later in the game graveyards will build naturally and cards may not need to be sacrificed

But cards like Inherited Envelope and Eagles of the North look like they were illustrated specifically for this Scroll treatment

Etali, Primal Conqueror / Etali, Primal Sickness Baby got got

Combine this ability with cards like Leyline of Anticipation to give all your spells flash to cast one card from your deck on your opponents turns as well.

Once Marwyn can tap for enough mana, these untap effects can let you repeatedly tap and untap her, generating functionally infinite mana in the process