mtg dungeons and dragons collector booster card list Box [Collector] Prices | Magic Adventures in the Forgotten Realms Each Set Booster contains 15 Magic cards MTG Set Archive | Magic:

It has its uses, but they're probably limited to Limited

Gix is the next most expensive at $54.99

Emissary Green seems overcosted at five mana for a 3/3 that must attack before you get any benefit, either Treasures or +1/+1 counters depending on how all the players vote (you should vote security yourself to boost Emissary Green large enough to survive combat)

Black excels at targeted discard, allowing you to neutralize specific threats before they ever hit the field

That's great on attacking Elves or tapping for mana like Priest of Titania or gaining life like Wellwisher

But even if you get it only once, its still a big deal