A quick overview of 4.7:

1. Clorinde, Sigewinne, Sethos

2. Dainsleif

3. Water cannon shooter event

4. Mobs vs Mobs tower defense

5. Supermario minigame

6. Kill-with-mechanics event

7. TCG card for Wrio, Xinyan, Kaveh, Furina, Yunjin

8. Imaginarium Theater (new recurrent endgame)

source: GenshinIntel