This beast hits Manafont few days ago.
http://www.manafont.com/product_info.php/marsfire-088-cree-t6-4500lumen-5mode-6led-flashlight-black-326650-p-9807
Ok, now we already have a lot of multiple XM-L big lights and the number of XM-L they use is still increasing. But yes, all of them are not fully driven, so please don't expect "4500 lumens".
BUT, since it has 6*XM-L, does anyone ever think of modding it with DRY's driver? :O