Blizzard is already working on a patch.
Blizzard today launched Overwatch (formerly known as Overwatch 2) for the Switch 2 and it’s got off to a bit of a rough start.
Players of the free-to-play title have reported frame rate issues, limiting the game’s performance. Blizzard has shared a notice, confirming it’s aware of these issues and is already working on a patch to resolve the problem. So, if you have encountered this issue, don’t worry!
Read the full article on nintendolife.com

Itβs great to see Overwatch making its debut on Switch 2! Hopefully, the performance issues will be resolved soon so everyone can enjoy the game to its fullest. Looking forward to seeing how it evolves with future updates!