Forum:Mobius the frost - priority

lets say that i tribute summon "mobius the frost" and my opponent has 2 set cards(spell/trap) 1 of them being "bottomless trap hole"..with the priority now,when i will tribute summon my mobius my opponent will chain BTH..what will be the result?my mobius will be removed from play and i will destroy the 2 spell/trap cards or simply MTF will be removed from play? please specify your answer so i will clearly understand..