nothing useful. — why does flowey attack “chara”?

why does flowey attack “chara”? (undertale spoilers) depending on how the game is played, flowey will mistake frisk for chara in the pacifist route or only ever recognise chara in the genocide route.

Just heard someone said its Chara who killed Sans, cant help but make this. Chara has all the reasons to hate humanity. : r/Charadefensesquad

spoilers!)If you end your genocide run after being dunked by sans, restart the game, and do the neutral ending all on your first playthrough, flowey gives you these messages. : r/Undertale

nothing useful. — About Asgore, could he be the strongest monster

Can I ask where is the evidence of Frisk dying 541 times before Chara appearing? Also how does Gaster Blaster Spam even do anything to Omega Flowey when this guy clearly said

Photoshop Flowey/In Battle, Undertale Wiki

nothing useful. — *

Why didn't Flowey escape by going in the grass? That thought has been on my mind for so long. : r/Undertale

nothing useful. — How does Flowey steal the monsters' souls?

Chara Meets Other Ghosts : r/Undertale