Tip: If you give a Muncher tile custom graphics, it will still act like a coin when a silver P-switch is active, whether it looks like a coin or not. So make sure to use ExAnimation if there's a silver P-switch in the area.
Mario's minimum X speeds on flat ground and on slopes.
The table is in the order of $13E1. Each entry gets two bytes; the second byte is the actual speed ($7B), while the first is the accumulating fraction bits ($7A).