Here is a nasty evil build you could try. I used a Different Imp but if your's is only 2 HD then you can forget about the LA buy off. Other than that it pretty much fits I would think. Enjoy!
Jiblitz Pixiebane
Outsider 3/Warlock 2/ Incarnate 1/Ur-Priest 2/ Eldritch Disciple8/ Hellfire Warlock 3/Warlock 1
[spoiler]
Imp as a Playable Character
[spoiler]- Tiny Outsider (Evil, Extraplanar, Lawful)
- Ability Score Modifiers: Dex +6, Wis +2, Cha +4
- Speed 20, Fly 50 (perfect)
- Special Qualities: An imp has the following special qualities: Alternate form, damage reduction 5/good or silver, darkvision 60 feet, See in Darkness, fast healing 2, immunity to poison, fire resist 5
- +5 Natural armor bonus
- An imp starts with one natural attack, a poisonous barb at the end of its tail that does 1d4 damage + Poison. Poison damage is 1d4 dex (DC: 10+2(racial)+1/2 HD + Con Mod ) and 2d4 dex secondary.
- An imp also has several Spell-like abilities: At will: Detect good, Detect Magic, Invisibility (self only)
- An imp starts with 3 levels of outsider (D8 HD, Good BAB, 1/1/1 saves, skill points equal to whatever your first class level will be). These outsider levels also allow an imp 2 feats (1st and 3rd level respectively).
- Level Adjustment: +2[/spoiler]
Stats
[spoiler]Stats Rolled: 12, 12, 15, 16, 16, 17
Stats after take 2 add 1: 10, 12, 15, 16, 16, 18
Abil Base 1 4 8 12 14 20
STR 10 10 10 10 10 10 10
DEX 15 23 24 24 24 24 24
CON 13 13 13 14 14 14 14
INT 16 16 16 16 16 16 16
WIS 18 20 20 20 20 20 20
CHA 16 20 20 20 21 22 23[/spoiler]
Outsider + Flaws/LA Buy Off
[spoiler]@ 3rd lvl: As normal imp.
2 Flaws:
Flaw Feats: Iron Will, Spell Focus(Evil)
Using LA Buy Off.
9th lvl = 10000 XP
12th lvl = 12000 XP[/spoiler]
4th Level
[spoiler]3 Outsider/ Warlock 1
Class Skills (2 + Int modifier per level): Bluff, Concentration, Craft, Disguise, Intimidate, Jump, Knowledge (arcana), Knowledge (the planes), Knowledge (religion), Profession, Sense Motive, Spellcraft, Use Magic Device.
LVL Class BAB F R W Skill Points Feats
1st: Imp1 1 2 2 2 44 Apprentic(Spellcaster)
2nd Imp2 2 3 3 3 55
3rd Imp3 3 3 3 3 66 Ability Focus(Eldritch Blast)
4th Lock1 3 3 3 5 71
HP: 3d8 + 1d6 + (Con x 4) =
Apprientice(Spellcaster) = Knowledge(nature), Use Magic Device[/spoiler]
6th Level
[spoiler]3 Outsider/ Warlock 2/ Incarnate 1
Class Skills (2 + Int modifier per level): Concentration, Craft, knowledge (arcana), Knowledge (religion), Knowledge (the planes), Profession, Spellcraft.
LVL Class BAB F R W Skill Points Feats
5th Incarn1 3 5 3 7 76
6th Lock2 4 5 3 8 81 Practiced Spellcaster(Lock)
HP: 3d8 + 3d6 + (Con x 6) =
Ok at this point you have 81 skill points. you have to have spend 32 ranks on the following:
Bluff 6 Ranks, Knowledge(arcana) 5 ranks, Knowledge(the planes) 5 ranks, Knowledge(religion) 8 ranks, Spellcraft 8 ranks.
Ex: Bluff 7 Ranks, Knowledge(arcana) 5 ranks, Knowledge(the planes) 9 ranks, Knowledge(religion) 9 ranks, Spellcraft 9 ranks Concentration 9 ranks, Disguise 7 ranks, Intimidate 6 ranks, Hide 4 (8 ranks), Move Silently 4 (8 ranks), Sense Motive 4 ranks.[/spoiler]
8th Level
[spoiler]3 Outsider/ Warlock 2/ Incarnate 1/Ur-Priest 2
Class Skills (2 + Int modifier per level): Bluff, Concentration, Craft, knowledge (arcana), Knowledge (religion), Knowledge (the planes), Profession, Spellcraft.
LVL Class BAB F R W Skill Points Feats
7th Ur-P1 4 5 3 10 86
8th Ur-P2 5 5 3 11 91
HP: 5d8 + 3d6 + (Con x 8) = [/spoiler]
16th Level
[spoiler]3 Outsider/ Warlock 2/ Incarnate 1/Ur-Priest 2/ Eldritch Disciple8
Class Skills (2 + Int modifier per level): Bluff, Concentration, Craft, Diplomacy, Heal, Intimidate, Knowledge (arcana), Knowledge (nature), Knowledge (religion), Knowledge (the planes), Profession, Sense Motive, Spellcraft.
LVL Class BAB F R W Skill Points Feats
9th ED1 5 7 3 13 96 Maximize SL ability(EB)
10th ED2 6 8 3 14 101
11th ED3 7 8 4 14 106
12th ED4 8 9 4 15 111 Improved Crit(ray)
13th ED5 8 9 4 15 116
14th ED6 9 10 5 16 121
15th ED7 10 10 5 16 126 QuickenSLability(FleetheScene)
16th ED8 11 11 5 17 131
HP: 13d8 + 3d6 + (Con x 16) = [/spoiler]
20th Level
[spoiler]3 Outsider/ Warlock 3/ Incarnate 1/Ur-Priest 2/ Eldritch Disciple8/ Hellfire Warlock 3/
Class Skills (2 + Int modifier per level): Concentration, Disguise, Intimidate, Knowledge (arcana), Knowledge (the planes), Knowledge (religion), Spellcraft, Use Magic Device.
LVL Class BAB F R W Skill Points Feats
17th HW1 11 12 5 19 136
18th HW2 12 12 5 20 141 Extra Invocation
19th HW3 13 13 6 20 146
20th Lock3 14 14 7 21 151
HP: 13d8 + 7d6 + (Con x 20) = [/spoiler]
Invocations Chosen
[spoiler]3 Least, 3 Lesser, and 3 Greater
Least Invocations
Eldritch Spear
Darkness
Entropic Warding
Lesser Invocations
Brimstone Blast
Eldritch Chain(Gained through Extra Invocation)
Voracious Dispelling
Flee the scene
Greater Invocations
Vitriolic Blast
Repelling Blast[/spoiler]
Sources
[spoiler]Warlock - Complete Arcane
Incarnate - Magic of Incarnum
Ur-Priest - Complete Divine
Eldritch Disiple - Complete Mage
Hellfire Warlock - Fiendish Codex II[/spoiler][/spoiler]
You end up with:
14th lvl Warlock (18th lvl Caster Level) = 14 Warlock lvls + Practiced Spellcaster
10th lvl Ur-Priest (17th lvl Caster Level) = 10 Ur Priest + 7 (1/2 X 14 Warlock caster lvls)
13d6 hellfire blast (90 dmg 3/day... not bad at all)(With no Con Dmg!)