The effect is quite similar to a reversal of what would become the 'goad' mechanic, with the bard forcing creatures that don't want to block it to do so
According to TCGPlayer, the odds of finding a Hyper Rare card are roughly one in 51 packs with this card being of particular note due to it being among the ex line
As a reminder, these work like MDFC cards, allowing you to cast either side of the card for its mana value
Unfortunately, this is only speculation
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