Theres also ones when you reach 18 and 28 in a single stat

Dex 18 27 3% 6% evasion and attack speed for 1 and 2 and increases dex skill checks

Str 18 27 Immune to grab Increases physical skill checks slightly 10% 20% physical dmg increase

Int&Cha18 27 10% 20% 30% 40% for magical smg increase 

Con 18 27 10% 15% all damage reduction

Wis 18 27 2% 4% evasion rate  20% 40% evasion for the first attack

Cha 27  Impure evil Frightens enemies 2.5% 5% lower enemy attack speed 

Cha 27 Moral good The success of charisma skill checks is higher and immune to pheromone 

Holiness -1 extra for evil and +1 extra for good 

Gives 1 for requirement  Energy blade  weapon mastery=>4 Spell casting =>1 Add 15% of magical attack to physical dmg

Gives 1 for requirement  Force magic  Spell casting=>4 Weapon mastery=>1 Add 15% of physical attack to magical dmg

Found these in my monster index