Any time you attack with any creature, you can take an attacking Vampire you control and make it a Demon as well as being a Vampire
You could probably beat some mono-white pile with Sanctifier since none of their other cards matter, but the fact it just shows up as the cherry on top of one of the best decks in the format that already presents a ton of other issues and can freely recast Sanctifier off Lurrus of the Dream-Den is a bit too much to handle
It's easy to hate enchantments, and it's even easier for enchantment creatures to catch flack from damage-based board clearers like Blasphemous Act
Dragons like Sunscorch Regent, Bogardan Hellkite, and Kilnmouth Dragon(via Spit Flame, etc.) stack value
Hareruya Pros Blog Grzegorz Kowalski Hello everyone
If youre interested in the sets best offerings in that department, we have that list right here