Also See Lore Feats & Agility Feats (updated Mar 2013)
Aggressive Advantage (Athletics 85)
You gain combat advantage against all enemies during your first turn in an encounter.
Armor Finesse (Heavy Armor 100)
You ignore the agility penalty for wearing armor.
Battering Shield (Block 70)
When you are wielding a shield and push or slide a target with a melee attack, you can move that target 1 additional square.
Eager Advance (Athletics 100)
You gain a +4 feat bonus to speed on your first turn during an encounter.
Fearsome Charge (Heavy Armor 70)
When you hit with a charge attack you can push the target 1 square.
Great Fortitude (Endurance 100)
You gain a +10% feat bonus to Fortitude.
Heavy Armor Mobility (Heavy Armor 85)
You ignore the speed penalty for wearing heavy armor.
Shield Finesse (Block 100)
You ignore the agility penalty for wielding a shield.
Shield Wall (Block 85)
If you are using a shield, adjacent allies gain a +5% shield bonus to AC.
Toughness (Endurance 55,70,85)
Toughness I: You gain 5 additional hit points. Toughness II: 10. Toughness III: 15.