As of October 2021, best anime games are (By Votes):
Sword Art Online: Fatal Bullet,
Genshin Impact
Kandagawa Jet Girls
Super Mecha Champions
Senran Kagura: Peach Beach Splash
Scarlet Nexus
Code Vein
Tokyo Ghoul:re Call to Exist
Persona 5
BlazBlue: Central Fiction
... and more!

Best anime games in PvE-wise:
Genshin Impact
Code Vein
SWORD ART ONLINE Alicization Lycoris

Best anime games in PvP-wise (massively multiplayer PvP):
Sword Art Online: Fatal Bulle