Trainer Cards These cards are vital for speeding your game plan, acquiring additional resources, saving your Pokmon, and disrupting your opponent
Nessian Wanderer stands out here, making it so almost every one of your Sagas puts a land into your hand, and making it trivial to retrace multiple sagas without running out of lands to burn
Biorhytm, a card that was originally banned because it could create a board state where a single player could conceivably take out all their opponents at once, was unbanned because WotC design staff wanted to create more "big moments" in Commander games where the game is turned completely upside down
The only way to get it is to be lucky from a random event on the map
Unfortunately for this mechanic, Tempest was filled to the brim with new ideas
Wet Fold Prevention (for low-cost singles) We use normal cards and other materials as a backing to prevent folding