Prismatic includes standard , and reverse holo , as well as Pok Ball, and Master Ball foil patterns
Other random, niche interactions like this must be made possible by that one line of text
1 Mountain
Luffy 1xOP09-061 4xOP09-069 2xOP09-074 4xOP08-074 4xST18-001 4xOP09-076 3xEB01-061 4xOP09-072 4xST14-003 2xOP07-064 4xOP09-065 4xOP06-086 2xOP09-119 3xST04-003 2xOP05-119 4xOP09-078 Purple Black Luffy removes the punishment of deramping
With the Leyline, that's a four-card combo, which doesn't sound too troublesome, but the issue is there are multiple cards that can fill the roles of pump spell or turn one sacrifice fodder, making it more consistent than it would normally be
I'm personally not very optimistic about the future of all the various crossover products coming down the pike based on this, but I do understand that Games Workshop has some extremely restrictive controls on their IP that makes working with them and their lore rather challenging