Abyssal Greater Basilisk	CR 12
Always N Large Outsider (Augmented Magical Beast, Extraplanar) Init −1; Senses darkvision 60 ft., low-light vision; Listen +10, Spot +10 Languages Abyssal
AC 17, touch 8, flat-footed 17 (−1 Dex, −1 size, +9 natural) hp 189 (18 HD); DR 10/magic Resist cold 10, fire 10; SR 23 Fort +18, Ref +12, Will +8
Speed 20 ft., Melee Bite +25 (2d8+10) Space 10 ft.; Reach 5 ft. Base Atk +18; Grp +29 Atk Options Blind-Fight, smite good Special Actions petrifying gaze
Abilities Str 24, Dex 8, Con 21, Int 3, Wis 10, Cha 15 Feats Alertness, Blind-Fight, Great Fortitude, Iron Will, Improved Natural Attack (bite), Lightning Reflexes, Weapon Focus (bite) Skills Hide +0*, Listen +10, Spot +10 Advancement 7-10 HD (Medium); 11-18 HD (Large)
Smite Good (Su) Once per day an abyssal greater basilisk can make a normal melee attack to deal an extra 18 points of damage against a good foe. Petrifying Gaze (Su) Turn to stone permanently, range 30 feet; Fortitude DC 21 negates. The save DC is Charisma-based. Skills *The basilisk's dull coloration and its ability to remain motionless for long periods of time grant it a +4 racial bonus on Hide checks in natural settings.

Abyssal Greater Basilisk

CR 12

Always N Large Outsider (Augmented Magical Beast, Extraplanar)

Init −1; Senses darkvision 60 ft., low-light vision; Listen +10, Spot +10

Languages Abyssal

AC 17, touch 8, flat-footed 17
(−1 Dex, −1 size, +9 natural)

hp 189 (18 HD); DR 10/magic

Resist cold 10, fire 10; SR 23

Fort +18, Ref +12, Will +8

Speed 20 ft.,

Melee Bite +25 (2d8+10)

Space 10 ft.; Reach 5 ft.

Base Atk +18; Grp +29

Atk Options Blind-Fight, smite good

Special Actions petrifying gaze

Abilities Str 24, Dex 8, Con 21, Int 3, Wis 10, Cha 15

Feats Alertness, Blind-Fight, Great Fortitude, Iron Will, Improved Natural Attack (bite), Lightning Reflexes, Weapon Focus (bite)

Skills Hide +0*, Listen +10, Spot +10

Advancement 7-10 HD (Medium); 11-18 HD (Large)

Smite Good (Su) Once per day an abyssal greater basilisk can make a normal melee attack to deal an extra 18 points of damage against a good foe.

Petrifying Gaze (Su) Turn to stone permanently, range 30 feet; Fortitude DC 21 negates. The save DC is Charisma-based.

Skills *The basilisk's dull coloration and its ability to remain motionless for long periods of time grant it a +4 racial bonus on Hide checks in natural settings.