Good catch on the trigger with no source ! Having yet another “outside the game” mechanic that requires tracking (like Day/Night, Tempted by the Ring or Dungeons) really turned me off of that set.

it was only banned in Arena Best of 1

Relevant article

WOTC changed the color pie in 2021, and gave black access to enchantment destruction, at a lower power than white or green.

Now this card is way more efficient than most of the recent black enchantment removal ([[Early Winter]], [[Debt to the Kami]], [[Shatter the Oath]]), I guess they are trying to see how strong the effect should be.

Enchantment removal in black, sweet !