Looking forward to it!That will be possible to do using sweeper in the next version which should be released in an hour or two!
!flag Deduped fileexists {%asfilename/%title - %epname/.ts} action {movecreate %folder/_Duplicates}
!flag Deduped action {renamefile {%title - %epname}}
lastrule "" action {settitle {%title - %epname}}
lastrule "" action {flag dedup}