There are certainly Commons that are good outside of draft
This won't touch generic mana costs or other colors, and it only works on permanents, which was clearly done to keep them from getting broken by casting free Brainstorms, counters, Lightning Bolts, Swords to Plowshares, etc
It once dominated multiplayer tables so much that False Cure became almost a requirement
However, that only counts the number of unique cards with different names - in reality, there are a few more cards
One Piece TCG Nami Deck Guide: OP11-041 Build and Strategy The synergy runs deeper than "draw cards and use Triggers." Three specific mechanical interactions make Blue and Yellow better together than either is alone
The difference between a PSA 9 and a PSA 10 on cards like these can be substantial