Update 1.0.20

・Added the item "Glorious Holy Wings". 　In Endless Exploration & Challenge Mode, when reaching Floor 1000 or higher and not possessing the "Glorious Holy Wings", the Labyrinth Castle: Central Core floor becomes a special floor where you can receive them from an NPC. ・Improved shader warmup. ・Fixed bugs related to mouse controls. ・Added a 1-second defense reduction debuff (20%) to the "Shield Bash" attack when equipped with a sword. ・Adjusted the monster "Super Assault Bit": Changed the number of heals upon appearance from 5 to 3. ・Other minor bug fixes and improvements.