Meet Mister Mushroom and he is the talking mushroom from the arcade adventure game Hollow Knight. He is also called the Herald or Master Herald, and his location in Hallownest can be determined by his loud babbles. To understand the speech of Mister Mushroom, the Knight must wear the Spore Shroom charm. Also with the help of this charm, the Knight can read the mysterious glowing Riddle Tablet with the poem, which shows the locations with the Mister Mushroom. The game Hollow Knight cursor for a mouse with Mister Mushroom and Riddle Tablet!