Why wasn't Phoenix a cosmic entity in The Last Stand?

[Slushy]

And whose idea was it to change it to a lame split personality?

 

[2kt09]

This guy?

 

[Slushy]

Thanks.

 

[laufwerk]

I also don´t know, it´s true movies can´t explain so much in so little time but I¨m sure there´s enough time to explain about the M'Kraan Crystal and about Phoenix becoming an evil entity

 

[Stan Lee]

Because it was a dumb retcon.