I will be basing my analysis on the reception these generals received at the time, how they created or supported an archetype, and answer if they maintained any sustained usage
With the ability to sacrifice an artifact to deal 1 damage to each opponent, it's possible to start a combo that can be hard to stop
Although the two abilities arent really related, flashback at instant speed is definitely powerful
This decks biggest weakness is control: a little countermagic or a sweeper to break up the synergies is enough to keep Tokens from pressuring Teferi in game one
Ten mana is way too much to rely on being able to tap down the table on the regular, and I would put this one on the cutting room floor more or less immediately
What Makes These Special Unless were playing Manaless Dredge, the foundation of Magic rests on a balance of lands and nonland spells