Each will let you sacrifice Lands for Fogs, which is pretty useful
Amonkhet block (2017) A new design for split cards was unveiled in Amonkhet : This time, instead of being side-by-side, the two cards were in different orientations to indicate that one half could only be played in a special moment
Oh, well, thatll do just fine
Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Summon: Esper Ramuh: Use the number of noncreature, nonland cards in your graveyard as Summon: Esper Ramuh's first chapter ability resolves to determine how much damage is dealt
Another card that screams mono-black, Vorpal Sword is the kind of weapon thatll have your Voltron commander unable to resolve or last a rotation of the table
While there are also the likes of Eerie Interlude and Ghostway to consider for decks that enjoy flickering for ETB value (and Boros Charm or even Heroic Intervention in other colors), Guardian of Faith offers a new approach that has a lot of upside in Commander