Being able to play nonland cards face-down as generic lands is one of the more common solutions and has been by far the best one in my experience, so its fantastic to see Wizards work out how to include it themselves
Special Energy : These cards provide additional effects beyond powering attacks, such as healing damage, providing multiple Energy types, or offering protection against specific effects
To help you along, you can make use of the Approach part of the card
Kastral, the Windcrested I'm a sucker for the choices you get with Commanders and Kastral, the Windcrested is a bit costly
Special 25th Anniversary Edition (2021)
I wish Dread Presence could find a better home, but we're happy for the one