Warhammer: Shadow of The Horned Rat (PSX)

All units:
Place the pointer over the spare book on the left, then hold Select and press R1, L1, L2, R2.

Free troops:
Place the pointer over the troop roster, then hold Select and press Circle, Triangle, X, Square, Left, Right.

Infinite magic points:
Place the pointer over the book of magic, then hold Select and press Left, Up, Right, Down, L1, R1.