Spiraling Discoveries

When Spiraling Discoveries enters the battlefield, Investigate (Create a colorless Clue artifact token with "{2}, Sacrifice this artifact: Draw a card.")
Whenever you draw a card besides the first each turn, put a Lead counter on Spiraling Discoveries, then investigate once for each Lead counter on Spiraling Discoveries.
"I'm pretty sure we saw the same coin in Old Man Mackadoo's pocket. That can't mean..."