Talk:Leave This to Me and Go On!/@comment-26115604-20150309134656/@comment-25600444-20150309143648

Yes. The card does not a "You can only Set 1 "Insert Name Here" on the field" restriction, hence multiple copies can be played.

Which further means that if you manage, beyond all probability, to have 4 of this on the field, you're giving your cards +4000 Power and Defense.