If you look at noivern, it has an effect
As of May 31, the latter two of these decks have now been shown, and the remaining pair should be fully revealed before the day is done
If you fail and flip over a skull, you lose one of your four cards (either chosen randomly by an opponent or one you choose yourself, depending on where you found the skull)
Despite this, there were numerous people calling out Tinker as closer to being in the top 30 over the top 3
It's the kind of card that many collectors will have just forgotten about or assumed would be worthless, so if you have one, better get selling
Ace, Fearless rebel can put those Clues to very good use, sacrificing them or any other artifacts lying around to make +1/+1 tokens and force Fights