It is also incredibly useful for its Mystical Fire () Ability, which helps to set up continual attacks
This beautiful card has high value thanks to its exclusivity, as it was planned to be a gift to all the visitors of the Van Gogh Museum for a short time
It also shuts down some random cards, like Chandra, Torch of Defiance's +1 and Light Up the Stage, assuming they exile noncreature spells
Outside of Commander, you see the Planeswalker in dedicated Mono-Black Standard lists alongside Lolth, Spider Queen
Guzma & Hala is a central strategy in the dragon deck and this is why Tag Call is played to help find it
After I wrote that article, a lot of players asked me, "Why white?" The answer was this card: I designed Aurification in Onslaught as a kinder, gentler version of No Mercy, a black enchantment from Urza's Legacy that killed any creature that damaged you