Extremely easy to do and easy to recreate. create a killbind, bind it to anything. Use Mina's Sanguine Retreat, and when you are a swarm of bats, use your killbind. This works extremely consistently, and you are completely invisible to other players, but remain visible on minimap. Will...
pretty easy to recreate. kill bind or press suicide during the latter half of the mirage tornado animation, can be weird as the timing seems to be somewhat arbitrary and you will sometimes be visible on your end but not everyone else's
https://youtu.be/7IHPngkZ7Vo
https://youtu.be/ogR9TnlBxog
clips from two days ago of it being done. Meant to report but forgot (sorry). Still works as of latest hotfix.
Viscous can cube an ally, and a charater can vault on top of it, use rescue beam, and pull themselves and the cubed ally to the maximum height. The character w/ the rescue beam can then jump, and they will pass through the collision, allowing them to walk on top of the map. Easy to recreate...