Psychs are attacks
seen in The World Ends With You & it’s sequel, NEO: The World Ends With You, in the first
game, certain
people can use certain psychs (which in the case of Neku was most if not all of them), in NEO, all psychs can be used by all players, but each player can only use one psych at a time. Psychs can have multiple affinities and brands.
The starting Psychs in the first
game are Pyrokinesis, Psychokinesis, Shockwave,
Force Rounds, and
Thunderbolt