Here's what I went from:
Grell Champion Philosopher: Large Aberation/Sor6; CR 10; HD 5d8+10 +6d4+12 HP 70; Init +2; Spd 40 ft. (fly); AC 17; Atks 10 tentacles +8 (1d4+2) 1 Bite +2 (2d4+1); Face/Reach 5x5 ft./5 ft.; SA Paralysis, improved grab, rend; SQ Electrical immunity, darkvision 60 ft; AL NE; SV Fort +5, Ref +5, Will +10.
Str 14, Dex 14, Con 14, Int 11, Wis 11, Cha 16.
Skills and Feats: Hide +4, Listen +10, Search +5, Spot +9 Concentration +8, Spellcraft +7; Weapon Focus (tentacle), Combat Casting;
Spells (6/6/5/3): Detect Magic, Resistance, Magic Missle, Stinking Cloud, Web, Dispel Magic, Lightning Bolt
to what I went to:
Grell Patriarc Philosopher: Huge Aberation/Sor8; CR 12; HD 5d8+10 +8d4+16 HP 80; Init +2; Spd 40 ft. (fly); AC 18; Atks 10 tentacles +9 (1d6+8) 1 Bite +3 (2d6+7); Face/Reach 10x10 ft./10 ft.; SA Paralysis, improved grab, rend; SQ Electrical immunity, darkvision 60 ft; AL NE; SV Fort +5, Ref +5, Will +11.
Str 22, Dex 12, Con 18, Int 11, Wis 11, Cha 17.
Skills and Feats: Hide +2, Listen +10, Search +7, Spot +10 Concentration +15, Spellcraft +10; Weapon Focus (tentacle), Combat Casting;
Spells (6/6/6/5/3): Burning Hands, Magic Missle, Phantasmal Force, Shield, Darkness 15’ Radius, Invisibility, Dispel Magic, Evard’s Black Tentacles.
Is this accurate? What about reach and size?