yugioh card of sanctity / Carta De Santidad (rara) may be 1st or Unlimited Edition Yu-Gi-Oh - Card of Sanctity

I mean, how can I not run a card that explicitly says Dungeons & Dragons right there in the name

Land Enchantment - Saga Urza's Land (CTRL to add secondary) Protection Teferi's Protection Until your next turn, your life total can't change and you gain protection from everything

Otherwise, Proliferating counters is an easy way to accelerate Insight Engines value, and lots of cards from Counter Intelligence are equipped to maximize this interaction

The standard Trainers

This card features a gigantic Gengar sucking everything in the surrounding area into his massive mouth, which is completely on-theme for Gengar

Eluge, the Shoreless Sea is a sweet blue creature thatll have some people excited to build around, and its one I expect to see more often as a blue commander than as part of the 99