New Delhi:The much awaited trailer of Toxic: A Fairy Tale for Grown-Ups was released on Saturday evening. After the trailer launch, the lead actor and co-producer of Toxic, Yash, heaped praises on each of his cast member. Yash praises Nayanthara: 'The most badass sister anyone could have'Yash thanked Nayanthara for her contribution to Toxic, praising her commitment to the film and the work she put into her role. Kiara, I think the kind of role you have performed in Toxic is this film. Also Read:Did you spot Sanjeeda Sheikh in Toxic trailer?