Like most planeswalkers, your goal should be to activate his ultimate ability, which gives you an emblem that can generate a ridiculous card advantage and life gain given the power of most Demon cards
Without any kind of bomb, most of the spells are going to be of similar power level, and its a bit harder to streamline ones strategy in a format as restrictive in deckbuilding as Limited can be
It's restrictive enough it can be played around, and it might make Vigilance in aggressive decks more desirable, but in any scenario it's the kind of sweeper that makes the format more interesting
A lot of those bounce spells become significantly worse by being sorceries, but try out Undo every once in a while
That led to some of the stronger, free interaction like Wash Away and Force of Will to be banned
Additionally, we feel that requiring Shift better represents the Floodborn experience, as many decks utilizing Bucky have mostly ignored using the Shift mechanic (outside of one sinister bird)." Furthermore, the Disney Lorcana Organized Play Team apologized for "missing the mark" with this card