Submit your OCs/Fanart of Chronus type Longma here. The Longtron is a CLOSED species, and may only be obtained from SilverRomance, The-Demihuman or through breeding. In a breeding between a Longma and a Chronus Pony, there is a 1 in 5 chance of the Longma children being Longtron. The Chronus half of the Longtron belongs to :devThe-Demihuman:.