A firehose for comparison is usually minimum 200psi. Close up would hurt really badly but the chances of dying aren’t great. At 20ft away you’ll just get really wet. Their numbers aren’t wrong but the analysis of what the numbers mean is probably pessimistic for the Charizard.
Found this article about this Turtles with cannons: an analysis of the dynamics of a Blastoise’s Hydro Pump
I don’t know if it’s right but interesting nonetheless
A firehose for comparison is usually minimum 200psi. Close up would hurt really badly but the chances of dying aren’t great. At 20ft away you’ll just get really wet. Their numbers aren’t wrong but the analysis of what the numbers mean is probably pessimistic for the Charizard.