Not enticing enough on its own, but it pairs well with any of the Doctors that generate their own artifact tokens
Capcom, and they also gain effects by revealing certain cards in your hand, which can be seen as special moves or attacks
Ashling, Rimebound Color Indicator: Blue Legendary Creature Elemental Wizard Whenever this creature transforms into Ashling, Rimebound and at the beginning of your first main phase, add two mana of any one color
Daretti, Scrap Savant, on the other hand, is far more synergistic with the Painter's Servant/Grindstone combo, allowing you to sac a Sensei's Divining Top or Phyrexian Revoker to get back a missing combo piece from the graveyard, and digs deeper assuming you have some cards to discard
If youre new to Magic: The Gathering entirely and youre a fan of pre-2005 Doctor Who, this will be a great place to start