Fortunately this is not however what MTG: Arena wants you to do and likely for that very reason and so it puts carrots out there for you to get involved in the higher echelons of the games competitive scene and it does this in a number of really clever ways
In many cases, you can find professional Pokmon players who use proxy cards to try new card combinations without wasting time buying cards you don't have to use
Jitte was banned the last time they added it to a Secret Lair, and nothing ever came of that
Is there a sneaky combo you can unlock with this unusual untap activation
It's also hidden, so your foes won't know what you chose, and you can bluff them and take something that's not a critter
For true fans and aficionados, the insanely rare and powerful card Black Lotus, is being reprinted in a set that will set you back over 1,000 but thats a steal as the original was just brought by Post Malone for $800,000