Health and fitness anime How Heavy Are the Dumbbells You Lift? (Dumbbell Nan Kilo Moteru?) had its opening sequence altered by a fan animator to instead have Genshin Impact characters.
Originally found on Chinese video site Bilibili, the creation alters the opening of the How Heavy Are the Dumbbells You Lift? anime to replace the main characters with girls from Genshin Impact.
Here’s the astounding alteration:
The original anime opening in comparison:
