Ok.
Human True Neutral Warlock. (At the moment I'm PDK. There's no reason to choose Iconic other than skipping level 1-15)
Starting stats: STR 8, DEX 8, CON 16, INT 16, WIS 8, CHA 18 (36 pt build. With less, drop INT). Level ups in CHA.
Pact?
Feats? Empower, Maximize, Quicken, Evocation, Greater Evocation, Mental Toughness, Improved Mental Toughness, Past Life: Wizard
Epic Eldritch Blast, Epic Mental Toughness, Epic Arcane Eldritch Blast, Epic Spell Power: Light, Ruin.
Skills? Spellcraft, UMD, Heal, Search, Jump
Spells? Important ones are Dark Discorporation, Displace, Evard's Black Tentacles, Nightshield, Greater Heroism, Deathward
Enhancements?
Epic Destiny? Several are fun. Mostly run as Shiradi. The solo run in Breaking the Ranks posted below was as Exalted Angel.
Twists of Fate? Energy Burst: Fire, Empyrean Magic. Lots of options. Consecrate is fun as Fiend too, and you can get +60 Spell Power to fire damage as well.
Gear? Nothing special. Thunderforged Longsword (150 fire power, +6 evocation), Libram of Silver Magic, Orcish Privateer's Boots, Guardians Ring (heroic elite version with featherfall augment), Mysterious Bracers (heavy fortification augment), Flawless Blue Dragonscale Armor (medium armor), Supreme Tyrant Green Steel Goggles of Concordant Opposition, Helm of the Blue Dragon (+3 insightful charisma, false life +35 augment), Necklace of Mystic Eidolons, Epic Litany of the Dead, Adamantine Cloak of the Dragon, Epic Belt of Thoughtful Remembrance, Lantern Ring (Globe of True Imperial Blood augment), Iron Mitts (diamond of heal +13 augment).
Did I forget anything?