This one is less due to the consequences and more due to Odd-Eyes being Yuya's Living Emotional Crutch
Pair this with any deck that already likes Cauldron Familiar or Mayhem Devil, and your opponent will not last long
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I noticed the holos warping over time, both in binders as well as in toploaders (ironically, warping is known to not affect the grade of a card)
Finally, the -9 on Vraska is undoubtedly more powerful than Ob Nixiliss -8, even if you have to proliferate to finish the job
These are one per pack unless the pack contains a super rare, which takes the foil spot