Its impact on gameplay was so significant that it became restricted in most MTG formats, further solidifying its desirability among collectors
The majority of instances of banding are printed as a keyword on a creature
Whenever equipped creature is dealt damage, destroy it
While Ruby/Amethyst probably has the advantage realistically in that matchup, its not by a lot and a strong Sapphire/Steel player can certainly overcome Ruby/Amethysts tools either by gaining more cards in hand through superior draw support, or discarding that decks key cards via A Whole New World
People will think twice before attacking you if you have Ghostly Prison around since theyll waste precious resources by doing that
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