And it's even the only piece in the entire board that can jump! What a silly menace

"Oh look, a cute character all about breaking the fourth wall" and then Merry drop the heavy lore! Things will get very interesting

Surely the M printed on the Master Ball stands for Machamp

The opposite of that line is "regular travel" where you move at a normal speed in space and time. The dotted line would be where you still travel at a normale speed in space but exactly like one second in the past for every one second that pass. So you basically stopped time but can move freely