when I used to cube Blood Artist, I usually viewed it as a dome-burn spell that wanted to deal 3+ damage to an opponent to be worth it, and being a 3/3 helps get there
Still, there are some general traits I look for in a Create Undead target: ETB and death/LTB abilities are the #1 priority
Flowering of the White Tree puts a tax on targeting your various legendary ring bearers and combo pieces, while simultaneously turning them into bigger threats and doubling your creature token size
Prices for old school Elf cards have skyrocketed since the release of Kaldheim, which printed 16 cards with the creature type Elf
Circle of Protection: Red (T1, Ext, S, Block) The highest-ranking color hoser on this list -- and the most enduring of all
He is also much better to play with equipment than Crusade as he can himself be equipped and offers no negative synergy, not to mention his mana effect that is a powerful positive synergy