Here is 1 way.

from time import sleep

line_1 = "You have woken up in a mysterious maze"
line_2 = "The building has 5 levels"
line_3 = "Scans show that the floors increase in size as you go down"

a = [b for b in line_1]
for i in range(0, len(a)):
    print(a[i], end='')
    sleep(0.25)
print('')