Absynth's FEATs list.
(Given Hir has *986* Feats, these are just the highlights.)

Armor Proficientcy: All ... No ACP on attack rolls
Augment Summoning ... +4 STR & CON
Extra Turning ... +4 Turns per day
Critical, Imp. ... 2x Threat Range
Initiative, Imp. ... +4 Init
Turning, Imp. ... +1 Level for Turn checks
Unarmed Strike, Imp. ... Considered Armed even when not
Grapple, Imp. ... +4 Grapple, no AoO
Mounted Combat ... 
Mounted Combat, Ride-By Attack ... Move before & after a mounted charge
Mounted Combat, Spirited Charge ... Double damage w Mounted Charge
Mounted Combat, Trample ... T can't avoid Mounted Over-run
Quick Draw
Shield Proficiency ... No ACP on attack rolls
Shield Bash, Imp. ... Keep Shield AC when Bashing
Tower Shield Proficiency ... No ACP on attack rolls
Spell Focus ... +1 DC
Spell Focus, Greater ... +1 DC
Weapon Focus ... +1 To Hit
Weapon Focus, Greater ... +2 To Hit
Weapon Specialization ... +2 Dam
Weapon Specialization, Greater ... +4 Dam
Craft ... Anything
Armor Skin [x50] ... +2 [+100] NatArm
Augemented Alchemy ... Double all variable effects of $Liquid
Auto Quicken/Still/Silence (0-9th) Spells
Craft, Epic ... Anything
Damage Reduction [x50] ... DR 3/- [DR 150/-]
Enhance Spell, Epic ... +10 Maximum damage/cure Dice
Endurance, Epic ... +10 Non Lethal
Dodge, Epic ... Ignore all damage from selected Target
Leadership ... Attract cohorts
Leadership, Epic ... Attract better cohorts
Prowess, Epic [x50] ... +1 [+50] To Hit
Speed, Epic ... +30'
Spell Focus, Epic ... +6 DC
Spell Casting, Epic ... Cast Epic level spells
Toughness, Epic [x50] ... +20 [+200] HP
Weapon Focus, Epic ... +2 TO Hit
Weapon Specialization, Epic ... +4 Dam
Fast Healing, Epic [x33] ... Fast Heal 3 [100] HP per Round
Smiting, Great (Epic) ... Add 2x PL to the Dam (not just 1x PL)
Aura of Courage, Imp. ... +8 vs Fear (vs only +4)
Combat Casting, Imp. ... No AoO for casting when threatened.
Heighten Spell, Imp. ... No limit to spell level
Metamagic, Imp. [x10] ... -1 Slot Level of a MM enhanced spell
Spell Resistance, Epic [x50] ... SR +2 [+100]
Intensify Spell, Epic ... All variables are doubled, then maximized
Rider, Legendary ... No Ride Penalty.
Permanent Emmanation, Epic ... Any spell with me as the focus, is now perm.
Planar Turning ... Turn/Rebuke Outsiders.
Positive Energy Aura ... Every Undead in 15' is auto-turned/destroyed.
Initiative, Superior ... +8 Init
Undead Mastery ... Control (10x Level) HD of Undead per day.
Aura of Courage, Widen ... +100 feet
Spell Focus, Greater ... +4 DC
Mount, Celestial ... Mount gains "Celestial", DV 60', DR ?/ACE, SR bonus
Smite, Exalted ... Weapon bypasses DR
Spell Resistance, Exalted ... +4 SR
Turning, Exalted ... +3d6 Dam
Hands of a Healer ... +2 ChaMod to determine HP healed
Radiance, Holy ... 10' dia aura of searing Holy (nova) light; deals 1d6 to undead
Nimbus of Light ... 5' lamp-bright aura (on/off at will)
Quell the Profane ... On Crit v Evil, T must Fort save (DC = 10 + 1/2 Lv + ChaMod) or take 1d4+1 of temp STR dam
Smite Evil, Ranged ... As a RTA
Resounding Blow ... On Crit, T must Will save (DC=10 + 1/2 Lv + ChaMod) or Cower for 1 Round
Spell Focus, Good ... +2 DC
Battle Caster ... Ignore ASF while wearing armor
Augment Healing ... +2 per Spell Lv cured
Smiting, Imp. ... +1d6 Dam
Turning, Quickened ... Turn/Rebuke as a Free Act
Reach Spell ... Cast Touch spells as 30' RTA's
Healing, Scared ... Expend a T/R Undead attempt, grant "Fast healing 3" to all living creatures in 60' for (ChaMod +1) Rounds
Spell Focus (Good) ... +1 DC
Critical, Power ... +4 to confirm Crit
Divine Shield ... As a Free Act, spent 1 TRU attempt & grant a bonus (your ChaMod) to your Shield AC lasting (1/2 Lv) Rounds
Shielded Casting ... Don't provoke an AoO while combat casting
Battle Casting ... +2 Dodge AC while casting, but can't take AoO
Fleet of Foot ... When running/charging, you can make a (up-to) 90deg turn w/o losing momentum