How to make Supports and Tanks satisfying to play?

I made some reworks under sym’s design to rework her back to support.

These are my ideas on how to make her more fun and heal as well. Also, these design can be used on a new sup hero.

My Support Concept Ideas for sym:
New**: New Healer Ideas: Easy to make new healer

Idea For New Support Hero and Symmetra Sup Rework Idea *

Bridge rework idea: Bridge Rework Idea