1.''now lets compelete the keyblade together and if its destoryed you will lose your heart.''

this is a hard question so make sure you put your barin to the highest power okay because i read this on bbs so becareful and its fandub so try your hardest.

Um,Xehranort.(Sorry if I misspelled.)

Vanitas and also he says this. "It seems that the fusion was incomplete. Let's fuse again to create the X-Blade!" and Ven says this. "I will destroy you and the X-Blade" Vanitas says this "If you destroy the X-Blade you will destroy yourself."

surpiese question:wht was the very first heartless to come to kingdom hearts

Hm,an Othersider.I think.

Shadow

the winner is heartless again and the darkside was the first one because i was talkin gin the history not when the game started