Rigid thinking was an enchantment spell caused a creature to fixate on the task it was performing at the time of casting and be unable to deviate from that task.
- ↑ 1.0 1.1 Cook, Findley, Herring, Kubasik, Sargent, Swan (1991). Tome of Magic 2nd edition. (TSR, Inc), p. 70. ISBN 1-56076-107-5.
- ↑ Richard Baker (1996). Player's Option: Spells & Magic. (TSR, Inc), p. 187. ISBN 0-7869-0394-5.