I always appreciate these Blood Artist effects in the late game since your opponents are put in a rough spot between dying to your creatures attacking and dying when they wipe your board
However, like many Magic: The Gathering gods, Sab-Sunen has a limitation on when she can be used in combat
Versatile Attacker: Can attack even with Defender if you have a Lesson card in your graveyard
Creatures that Sacrifice Themselves Sakura-Tribe Elder and Selfless Spirit create a lot of value: with Brenard on board, they fulfill their slay role one again, or more, if a token doubler is on the board
In reality, you'll probably do a little bit of all three, particularly leaning on the Splicer creatures, which create golems whenever they enter the battlefield Agatha of the Vile Cauldron Agatha of the Vile Cauldron is a Wilds of Eldraine commander that presents you with a couple of unique puzzles
I think Dragon Engine exemplifies that