If one does, you get the big pay-off: Ajani, Nacatl AvengerAjani, Nacatl Avenger, a three-loyalty planeswalker with three banger abilities two of which deal directly with Cats
In the case of Avatar, the 15 most expensive cards would cost an eye-watering $4,230 to purchase, and that's just one copy each and without considering the most expensive card of the bunch, which goes for a staggering $5,300 on its own
A total of eleven mana feels a lot more achievable when it can be convoked

Each Collector Booster contains: An opportunity to open a card from 1994's Legends set (found in 3% of Dominaria United Collector Boosters) 1 Traditional foil Booster Fun rare or mythic rare that could have extended-art, showcase stained-glass, borderless art, or Phyrexian-language treatments 2 Alternative-border rares or mythic rares that can be showcase stained-glass, borderless, Phyrexian-language, or foil-etched or non-foil versions of the rare Legends Retold cards 1 Extended-art rare or mythic rare 1 Traditional foil rare or mythic rare 1 Guaranteed textured foil in either uncommon, rare, or mythic rare 1 Uncommon non-foil or foil-etched Legends Retold card 1 Uncommon traditional foil showcase stained-glass card 1 Traditional foil full-art stained-glass basic land 2 Traditional foil uncommons 4 Traditional foil commons, unless one is replaced by a Lost Legends card Draft Boosters Dominaria United Draft Boosters are designed for that perfect Draft or Sealed play experience, but just like Set and Collector Boosters, every single Draft Booster in Dominaria United contains a legendary creature, perfect for defending the plane from a threat to the Multiverse

Even without being Shifted hes still going to be able to shut down an opponents game plan
Darkness of Eternity Dark Ritual could do some pretty obscene things, but itll also feel pointless if you flood out or the game goes long