See how a slot series keeps its identity across releases, even in thumbnails...

https://www.a1bookmarks.win/a-slot-series-name-can-cover-several-distinct-titles-so-don-t-rely-on-familiar

See how a slot series keeps its identity across releases, even in thumbnails and small catalog images. We’ll distinguish the series name from each specific title and explain why familiar artwork is no reason to skip checking the rules.