Crimson Vow is the follow-up to Septembers Innistrad: Midnight Hunt set
And if you have Spell Mastery (not too difficult to pull off), you get to dome them for the creatures power too
Its a Last Gasp and Debtors Knell in one, what a deal
What holds this back is how poor the sac outlet is outside of your turn
Cecil, Dark Knight / Cecil, Redeemed Paladin Besides its incredible, flavorful design (FFIV), Cecil, Dark Knight is also a very good black suicide aggro card as a 2/3 deathtouch creature with a little bit of a downside that you can turn into upside later
Second, Breya, Etherium Shaper, is a commander who enters the battlefield with two artifact creature tokens and wants you to make more