Enter Nine-Lives Familiar, which will block for you for days
Pokemon have already showed off a few of these SSR Shiny GX Pokmon
The obvious use case is in Lathril, Blade of Elves, as youll be able to attack, get your elf tokens, and then be able to hold up her tap ability from the beginning of the next combat
These can be incorporated into your decks as a subtheme sometimes, or they can occasionally be a main theme in a very particular/lucky draft
This lets you recur your creatures quite efficiently, especially if you can find a way to protect them
It often means that item was not available to reload, or another mix made more sense for that visit