It creates a robot token for each multicolored permanent you control when it enters and draws a pile of cards whenever it attacks
While you dont need it to win and on average, Jet Medallion will be a better draw its still an incredible mana rock that is perfect for upgrading your stronger decks
Youre looking for a lot of the same support youd want in a Phenax, God of Deception or Doran, the Siege Tower deck: things like Nyx-Fleece Ram or Caelorna, Coral Tyrant
A normal game might end in 60 to 90 minutes
The combo piece was debatable a bit too good 8 years ago when Lightning Bolt and Path to Exile were the best removal spells, but now a 4 mana creature enchantment is unlikely to really be competitively viable, especially when its other combo pieces are equally as unplayable (I am sorry Pestermite and Crab)
If you do, you exile the card afterwards