mtg cards that discourage attacking prevent Impulsive Maneuvers [Odyssey] Looking for more cards like

You can slam it down pre-combat and connect with what you already have in play

Finding out which cards are the most valuable also tells you which cards are most important, and discovering what makes those cards worth their asking price is an easy way to understand which concepts are powerful and universal to the game of Magic

I love seeing it applied with a strong mastery of reference

If youre interested in experimenting, a more achievable challenge might be the Guildpact Challenge: brewing a deck for each of the 10 Ravnica Guild Pairs

If something happens that prevents you from being able to seal the deal, you can always use Sunforger to find Angels Grace to keep yourself in the game

It's an optional additional cost which you can pay or not as you cast the card