Sivakarthikeyan says he is open to villain roles that offer versatility and reveals seven projects, including Seyon and SK27, in his pipeline. Sivakarthikeyan says he is open to villain roles if they offer versatility | News Karnataka Image: Web Chennai: Actor Sivakarthikeyan has said he is open to playing antagonist roles if they offer scope for experimentation and entertainment, but remains cautious about moving away from the hero image audiences have embraced.