Jim Hakwins is one such card that is incredibly powerful with Location cards
In fact, before the Affinity banning, and discounting the weirdness of the Zuran Orb situation, every single banning in Standard involved a combo-based card
If we look at the Official Commander Rules, Rule 6 states that: Commanders begin the game in the Command Zone
Their Nightmare Muse card can not only create Nightmare creature tokens, but also lets you bring back your opponents cards from exile under your control
The game already had a few recognizable characters at the time, like Urza (a powerful, morally ambiguous wizard) and his brother/rival Mishra, but the idea of a multi-year narrative that connected each new expansion like seasons of a TV show was uncharted territory
Much of my brewing is built around just be boring, so I am less planning to do anything tricky with Warp like flickering