Of course, it being a sorcery also puts another restriction on its use, but if played in the right deck and in the right situation, this card could easily become one of the best new removal spells in standard
Dockside is intended as a counter to Enchantment and Artifact-heavy decks, including other Treasure strategies, allowing a player to catch up in mana production without resorting to destructive options like Vandalblast
For example, a friendly Elf can be pumped with Immaculate Magistrate, then fight an opponent's creature
But the best part here is that sometimes youll cast a Jace, ultimate, make your opponent mill a lot of cards, and the second Jace comes and draws three cards on the -2 (or finishes the job)
This imposing commander adds tons of power to the board on top of being incredibly resilient thanks to the reanimation ability
Adding more value to him is the fact that late in the game you can transform him and either dig for more resources, blow up any creature/planeswalker or recur something from any graveyard