She's had plenty of experience with heartbreak, having suffered a string of failed relationships over the years.
Speaking exclusively to Daily Mail Australia, Amanda warned fans to watch out for overly affectionate and possessive behaviour - known as 'love bombing'- in the very early stages of a relationship.
'Do yourself a favour and keep one eye open': Married At First Sight bride Amanda Micallef (pictured) has revealed the worrying sign you could be dating a narcissist
'Whilst it's beautiful in that initial phase of someone you're very attracted to, wanting your attention 24/7 and putting you on a pedestal, I cannot stress enough how someone who doesn't know you doing this to you, is a sign you could be dealing with a narcissist,' she explained.
Amanda, who formed one half of MAFS' first-ever Lesbian couple in 2020, warned that after the 'love bombing phase' dries up, a much uglier truth will emerge.
'You will quickly realise that the 'love of your life' ends up being the worst person you've ever dealt with,' she said.
Too good to be true: Speaking exclusively to