Iron Titan is one of the six skins released under the Superheroes offer. It could be individually purchased with game coins in November 2016.
Iron Titan could be purchased in the Skins Shop under the ‘Super Heroes’ tab for 3320 coins. This skin was available for a limited time and may not be available for purchase in the future.
Details of this skin can vary depending on location, platform or time.
Note: The Superheroes offer with the Iron Titan skin was released again for a limited time in mid May 2019. The price for Iron Titan remained the same at 3320 coins.
The skin looks similar to Marvel Comic's fictional superhero know as Iron Man.