Ton's Smash Poll 3- You like costumes?

[Ark Kuvis]

...Why would both Marth and Ike, two characters who have various costumes in their respective games, both become Roy, who not only is a totally different character with a different hair colour, but also his own sword style that is very much different to both Marth's and Ike's?

in b4 Meta Knight becomes Lyndis.