Thats a business plan
Legendary Creature Artifact - Robot Jodah, the Unifier Legendary creatures you control get +X/+X, where X is the number of legendary creatures you control
Chaining these together and hitting some reanimation is a favorite strategy of mine for Boros decks
This deck seems like it might go well alongside the Bedecked Brokers Commander precon from Streets of New Capenna , based on its description
Some of Jace's competition, on the other hand, has been more long-lastingespecially Emrakul, the Aeons Torn, which, a full 15 years after it was first released, is still the biggest, baddest, most broken creature that Magic has ever produced, as a 15/15 flyer that annihilates your opponent's board when it attacks and gives you an extra turn when you cast it
She eked out a meager living by scavenging technology that others had thrown away