For the former, you can use Coastal Piracy to have tokens available for defence after each unblocked attack, any card drawn can be combined with Mystic Redaction, Sphinxs Tutelage or Psychic Corrosion, the Mystical Tutor and Solve the Equation help us find the right cards for any strategy, for example Time Warp, Pyromancers Goggles or Swarm Intelligence (matching the Commander)
These ones didnt tickle me until I saw some in person, and now I love them
This is partly, because it allows exiling the specific card that you know you can play immediately, most often a land
You can filter cards by name, set, color, mana cost, card type, and more, allowing for precise and targeted searches