Some that come to mind are lucky stadiums, victory medals, poke park
For modern theres also players ceremony/ celebration fanfare The 2023 Celebration Fanfare has been revealed
For sets you also have vending, '97 carddass, web, VS…
Lots of great options!!
Theres also a lot of promos that came with half decks, movie releases, and things like VHS and CD promos!!
Hope this doesnt overwhelm you, but theres a ton!