Reyhan, Last of the Abzan/Slurrk, All-Ingesting This Golgari duo will give your creatures a boost and keep boosting
Haunted by the memories of his violent death when he was torn in half in a battle against O-Kagachi, Ao refused to assume the role of Eiganjo's protector again after the city was rebuilt and tries to distance himself from mortal affairs as much as possible
I like that it fits all kinds of white decks, from prowess/spellslinging and sacrifice, to aggro and even control
If nothing else, a Cube inspired by Time Spiral block would gain a lot by using cards from this release, and from both Modern Horizons sets while youre at it
You should test them and use the best for you
If the target creature is an illegal target as Hydaelyn, the Mothercrystal's last ability tries to resolve, it won't resolve and none of its effects will happen