If the bundles do have the iterator variables, then you can just filter and let the last operation through.
Bundle order position
Numeric equals to
Total number of bundles
Hope this helps! Let me know if there are any further questions or issues.
— @samliew
P.S.: Did you know, the concepts of about 70% of questions asked on this forum are already covered in the Make Academy. Investing some effort into it will save you lots of time and frustration using Make later!