When the warden targets a player or mob the warden doesn't care about any other entity attacking it it will only attack once the targeted mob or player is dead
Comments 2
Thank you for your report!
We're tracking this issue in MC-251045, so this ticket is being resolved and linked as a duplicate.
That ticket has already been resolved as working as intended, which means this is not considered a bug and won't be fixed. Please do not leave a comment on the linked ticket.
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Duplicate of MC-251045, WAI.