Often times, we need to mass revdel a user's contributions. https://en.wikipedia.org/wiki/User:Writ_Keeper/Scripts/massRevdel.js is a mass-revdel interface for Special:Contributions that some sysops and oversighters have been using.
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Just throw in another idea... it'd be nice if we had select/deselect all buttons on the revision history page for when we're dealing with multiple users and a specific page.
...or the shift+click trick will do just fine :)