Sure, you only get to venture into the dungeon when you untap the artifact and let its victim go, but still
Even at three to four this is still solid in Commander, however
Narset, Parter of Veils and Ashiok, Dream Render are new planeswalkers that are nice at shutting down some of the more egregious things your opponents can do in Commander
Conversely, Pact of Negation, which is convenient when pushing through your own win condition to end the game on the spot, could be said to have strong aggressive elements, as its drawbacks become prominent when used to handle an opponent's actions
However, lots of mutate creatures can work in more than one of the Apex decks, depending on the mutate trigger youre looking for
If, however, you value long-term setup, politicking across the table, and making your opponents suffer for daring to hit you, then you're in the right place