Record of Ragnarok: Why was Buddha's backstory altered?

Buddha's backstory in Record of Ragnarok has been altered from its original backstory. Let's look at the reasons why it has been changed.

Record of Ragnarok: Hades vs Qin Shi Huang - Who will win?

So is no one gonna talk about how Buddha has a very “unique” design? Honestly when I think of Buddha I don't think “stylish fuck boy”, I thought he would've had a

If the roster of gods were changed except for Buddha. Who would he fight instead? : r/ShuumatsuNoValkyrie

Does Buddha die in Record of Ragnarok?

Buddha vs Zerofuku「AMV」Record Of Ragnarok Season 2

Is Record of Ragnarok anime adaptation good? Or is the manga better? - Quora

Buddha Record of Ragnarok Figure Anime Tapestry Gifts Kids Room Decoration Living Room Decoration Bedroom Background Fabric - AliExpress

Watch Record of Ragnarok

Wasn't Buddha underwhelming in battle power compared to his initial hype in Shuumatsu no Valkyrie: Record of Ragnarok? - Quora