Healers, Knights, Monks, Priests and Valkyries have a special +2 success bonus (+3 for Healers) for six "emergency" spells:

• healing
• cure blindness
• cure sickness
• extra healing
• restore ability
• remove curse

Rangers have a special -2 failure penalty, and Tourists -1, when casting these spells.

For Archeologists, Barbarians, Cavemans, Rogues, Samurais and Wizards these spells have no "emergency" bonus or penalty to casting.

See Spellcasting for details.