Trample, lifelink, +1/+1, and a way to threaten the permanents your opponent thought were safe, all on a 1-mana artifact
P/T Number 309 Language English Legal Formats Commander, Historic, Legacy, Modern, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Pauper, Pioneer, Standard, Timeless Rulings (3/19/2021) If for some reason you can't win the game (because your opponent has cast Angel's Grace this turn, for example), you won't lose for having tried to draw a card from a library with no cards in it
Nantuko Shrine also generates a bunch of tokens, but it wont do much in a singleton format
In shot, the Miner is fine as an energy producer
Chaos Defiler can hang in Vintage Cube, and will likely find homes in many mid- to high-power environments
Here are some artifacts you could play to draw that many cards: Icy Manipulator is a great defensive card and four mana to boot