A true misprint is a factory error, not an intentional variation or a widespread text error that Wizards of the Coast (WotC) later corrects
Ragavan, Nimble Pilferer is so significant against these decks because they generally cannot interact with the monkey, which means it can start generating a lot of treasures and allows the fair deck to cast spells and progress the board while also holding up interaction like Counterspell or Archmages Charm for any potential broken plays
Mirrorpool seems great, but entering the battlefield tapped might actually be a dealbreaker for a deck that would rather curve out
Drawing a card when a creature dies is great
It seemed like a gangbusters sequence, but, once again, Juggernaut was easily answered after perhaps getting in 5 or maybe 10 damage
Inferno Titan does this too, and it is likely the best at it