Here are examples of how sym can easily be reworked as a support hero. These are quick drafts i’ve made to basically show its tottally possible to rework sym as a healer and should of been done in the first place since there are a lot of trolls saying otherwise.
here are my links
Newest: New Healer Ideas: Easy to make new healer
Older Concept Ideas for sym:
Idea For New Support Hero and Symmetra Sup Rework Idea