Feats are things you can achieve while play the game, each one award you a feat point that can be seen in your score. These points are needed to level at high levels, 1 point per level if you are 40+, 1 point per train if you are 50+ Reroll self returns all your feat points to you. Each feat has it's own cooldown timer. Feats are:
Disable or incap someone more powerful than you(level/bonuses/diminish) AND Be involved in a large pvp battle, 4+ people.
Do 200 emotes/says etc with more than 4 people in the room.
Do 400 emotes/says etc with newbies.
Do 1000 emotes/says etc in the bronze.
Perform three captures
Get an event to act two AND try to thwart an event
Run two gatherings
Complete two dungeons with at least two other people helping
Slay five defenders in circle battlegrounds.
Mentor eight people
Use one of the following commands: Maim, ensoul, desoul on a non-guest showdown victim
Use one of the following commands: tmaim, imaim, ensoul, desoul on a confronted victim
Participate in invasions with at least three other people in the room with you and grouped.
Pvp People in invasions with at least two other people in the room with you and grouped.
Kill five mobs in the hellmouth and/or initiative.