Overwatch 2 will replace the original game after October 4 launch
All in-game currencies and MMR will transfer to Overwatch 2. However, OW2 will also feature a new currency which will be the primary currency of the new game.
Rohan
Overwatch 2 Roadmap: 3 new heroes, new maps, no lootboxes, battlepass and more
Overwatch 2 will release on October 4, 2022.
Rohan