Putting the creature on top of your library isnt much of a downside since you can just play this at the end of the turn before yours or even in your upkeep to draw the card straight away
Force of Will is a big one, for example - copies from Alliances will set you back $65
This alone could easily create a substantial threat to opponents
R Rare Star Mine X FIRE Level 4 [ PyroSynchroEffect ] ATK 2000 DEF 200 1 Tuner + 1+ non-Tuner monsters You can only Special Summon "Star Mine(s)" once per turn
Weve also got plenty of Rogues, including Grenzo, Havoc RaiserGrenzo, Havoc Raiser for some Goading and card advantage, Humble DefectorHumble Defector and Morbid OpportunistMorbid Opportunist for card draw, Kamber, the PlundererKamber, the Plunderer and Laurine, the DiversionLaurine, the Diversion work together to make Blood tokens and Goad creatures, and Rankle, Master of PranksRankle, Master of Pranks for multiple benefits
This card is only given to the second place winner of official tournaments in Japan