Ultimate Furry Crossover: An Adult Choose Your Own Adventure: Background Information 7 Magic and Science - Sources of Power, Sources of Corruption
Thus, a psi's powers are limited by strength of will, fitness of body, and force of personality, since these are the only things upon which a psi can draw in order to produce various effects.
Geno Saves the World
Again not right now clenched his paws and devoted all his mental energy to summoning up the outrageous psi-power he had wielded earlier, but nothing happened, and he eventually gave up, panting with the effort.
The Manimal Chronicles #2: An Ape for All Seasons
Danielov was only a low-level telepath . . . unless the transformation had boosted his psi powers somehow. ratskellar started burning through the strap holding my right foot.
Tentacle Romance
Minako inquired softly, as she savored the sensation of yuriko's warm soft body pressed against her own and the feeling of freedom of expression afforded by the girl's psi power.
The Manimal Chronicles #16: In-PSI-de Out
And you seem to be immune to psi powers. i would like to find out how you do these things." brutus smirked. "chalk it up to clean living." "i will need a blood sample."