Find Mysterious Islands here: http://m.miniaturetrading.com/im/selectCard/series_id/794/goal/

Here is the answer from Woelf about how one of the MI's functions: http://m.miniaturetrading.com/im/forum/viewtopic/p=63109///#63109

Here is the clarification on HMS Obsidian Sun: http://m.miniaturetrading.com/im/forum/viewtopic/p=51438///#51438