Artificer's Touch (Sp): You can cast mending at will, using your cleric level as the caster level to repair damaged objects. In addition, you can cause damage to objects and construct creatures by striking them with a melee touch attack. Objects and constructs take 1d6 points of damage +1 for every two cleric levels you possess. This attack bypasses an amount of damage reduction and hardness equal to your cleric level. You can use this ability a number of times per day equal to 3 + your Wisdom modifier.
Lore Keeper (Sp): You can touch a creature to learn about its abilities and weaknesses. With a successful touch attack, you gain information as if you made the appropriate Knowledge skill check with a result equal to 15 + your cleric level + your Wisdom modifier
In addition, you treat all Knowledge skills as class skills.
Curnered Fury racial trait:
Ratfolk can fight viciously when cut off from friends and allies. Whenever a ratfolk with this racial trait is reduced to half or fewer of his hit points, and has no conscious ally within 30 feet, he gains a +2 racial bonus on melee attack rolls and to Armor Class.
Scent racial trait:
Scent: Some ratfolk have much more strongly developed senses of smell, instead of keen eyes and ears. These ratfolk have the scent ability, but take a –2 penalty on all Perception checks based primarily on sight or hearing.
Rodent Empathy racial trait:
Ratfolk gain a +4 racial bonus on Handle Animal checks made to influence rodents.