In the quest to discover what “There can be only one” means, I tried sacrificing all fifth tier towers at once, sad to say I don't think anything happened. Based on the
There can only be one... of every MAX tower. (Impoppable Logs) : r/btd6
Rentner Bedürftig Ich will nicht btd6 there can only be one Abrunden Cusco bevorzugt
How To Beat There Can Only Be One (Special Mission) Strategy