Having Cycling itself also enables some desperate discard plays if your rummage spells dont line up right, which is something Adept cant do
In Set Boosters, you had the potential to get up to 6 commons, but that came at the cost of not getting additional uncommons, rares, and mythic rares
I love the upside of using Archpriest of Shadows to back up a creature like Mercurial Spelldancer
Honorable Mentions There are enough Robin Hood characters in the game that building a deck around him and Sherwood Forest Outlaw Hideaway is totally feasible
+1/+1, trample, and haste is good, but it doesnt really explain why the card is so popular
Drop a cheeky Brotherhoods End or Deafening Clarion