Tens of millions. An Isle of Man trust. A house in the K Club. A luxury hotel in South Africa. An entity in British Virgin Islands. Trusts and trustees. A money trail and assets valued at more than €20 million. Court filings in the Isle of Man and in Dublin reveal an extraordinary battle being waged by bankrupt developer Sean Dunne, as he tries to ensure a family trust continues to hunt down tens of millions of euro in assets he believes rightfully belong to it. In a witness statement filed in the Isle of Man, where his family trust…