Set and Draft Boosters will have to wait, as those require a whole new set of tables and calculations
If you use your marked deck in the right way, with well-constructed magic and with good audience management, then in practice your spectator will never even suspect your deck, or ask to examine the cards
If a card feels "wrong," trust that feeling and investigate closer
The most popular ones, as you may have guessed by now, only see play in Commander, but the few that see competitive play are powerhouses on their own
The key here is not to be purely interactive and reactive, which isn't what you want to do in Modern anyway
Then there are cards like Aya of Alexandria, Kassandra, Eagle Bearer, Edward Kenway and Adwal, Breaker of Chains