It was banned during the days of Urza, Highlord Artificer being at the top of the format but is now looking to reclaim its position back on top
Being playable in mono white or red isn't very interesting either, both colours have much more potent three drops to chose from
It has the potential to scale quickly, doubling each turn so that you can both equip all copies and get past blockers
However, they can ruin some Draft environments by being colorless high rarity bombs that go into every deck Wurmcoil Engine comes to mind
Legendary Creature - Goblin Pirate Captain Lannery Storm Haste Whenever Captain Lannery Storm attacks, create a Treasure token
Furthermore, at the start of your end step, you create a number of 1/1 white Soldier creature tokens equal to the number of opponents who control more creatures than you