Historic Horizons utilizes its digital-only nature beyond these three recurring mechanics as well, with WotC saying it makes it possible to print cards with rules that wouldnt fit in a paper frame
The standout strength here is mana-to-value conversion
Here is a brief list of qualifiers: OC (Off-center), ST (stain), PD (Print Defect), OF (Out of Focus), MC (Miscut), and MK (Marks)
A couple of juicy targets include Nyxbloom Ancient for literally all the mana, Inferno Titan to burn away opposing boards, or Craterhoof Behemoth to trample the pod into dust
Nimbus Maze takes the conventional mysteries of a maze, ascending them even further, both literally and figuratively, making it one of the few Magic: The Gathering cards to combine fantasy with something found in the real world