Looks like they could kill you but is actually a cinnamon roll: Harry Potter

Looks like a cinnamon roll but could actually kill you: Hermione Granger

Looks like a cinnamon roll and is actually a cinnamon roll: Ron Weasley

Looks like they could kill you and could actually kill you: Ginny Weasley
Could kill you by feeding you too many cinnamon rolls: Molly Weasley