While I was sure that there were Pokemon that could reach that kind of speed, we would not be able to travel with such Pokemon, hence the impossible part. Truly, teleportation was a blessing for everyone who wanted to travel large distances in as short a time as possible.
'Let's see... The Black Clover anime is an interesting anime. If I want to copy somebody's magic, it would probably be Asta... but at the same time having actual magic would be cool as hell...