Due to the staggering of the spell being something you can play as early as you like and then again, when the time suits the card disadvantage of Looting actually feels like card advantage

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Coastal Piracy is easy on a 6/6 trampling Galleon, and whats more, it can keep coming back for more
The standout though is definitely Iono, which equalized the playing field by punishing decks that cant close out the game fast enough
It would also add better value to MTG Arena because, as it stands, the game misses out on some big releases each year with those cards that arent Standard-legal