1.1: Attacks
Attacks are standard patterns of attacking that, once activated, will be repeated indefinitely in a fight, as long as their specific conditions, if any, are met. They differ from Instance Attacks, which are only performed once.
Arrow Shot

Hotkey: w
Conditions: None
Required Equipment: Bow and Arrow.
Chop

Hotkey: C
Conditions: None
Required Equipment: Axe.
Punch

Hotkey: P
Conditions: None
Required Equipment: None.
Sting

Hotkey: S
Conditions: None
Required Equipment: Sword.
1.2: Instance Attacks
Instance attacks are powerful attacks that have a high probability of succeeding, causing massive trauma to any and all opponents. They differ from regular attacks in that they are only performed once upon activation, and in that they more often that not come with an activation cost.
"Knock his teeth out!"

Hotkey: K
Required Equipment: None
Conditions: Two points of initiative
Effect: A punch that deals quite a bit more damage than normally, and with a x10 modifier to chance of succeeding.
Cleave

Hotkey: l
Required Equipment: Axe
Conditions: Three points of initiative and three levels of combat advantage
Effect: A massive axe blow. Deals a metric assload of damage, but requires a longer cooldown duration than normally.
Strangle

Hotkey: g
Required Equipment: Empty hands.
Conditions: Battle intensity less than four
Effect: Deals more damage than a normal punch, has a high probability of succeeding, but costs a lot of stamina.
Valorous Strike

Hotkey: V
Required Equipment: Some melee weapon (axe or sword)
Conditions: Full combat advantage
Effect: Has a high probability of succeeding, deals a lot of damage and gives two points of initiative, at the cost of giving up your combat advantage.
1.3: Combat Moves
Combat Moves are actions that are performed once upon activation in order to gain some specific advantage in a fight by manipulating one or more of the fight variables.
Consume the Flames

Hotkey: n
Required Equipment: None
Conditions: None
Effect: Reduces battle intensity to zero at a cost of SHP damage to the amount of 1% of your maximum HP per point of intensity reduced. Each point of intensity reduced in this way also restores one point of stamina to the character performing the move.
Fan the Flames

Hotkey: F
Required Equipment: None
Conditions: None
Effect: Increases battle intensity by five points, but costs 20% stamina.
No Pain, No Gain

Hotkey: a
Required Equipment: None
Conditions: None
Effect: At a cost of 50% of your currently remaining SHP you gain two initiative points.
Opportunity Knocks

Hotkey: O
Required Equipment: None
Conditions: Two points of initiative
Effect: Opportunity knocks costs two initiative points to activate, but gives you five back if successful.
Push the Advantage

Hotkey: u
Required Equipment: None
Conditions: Some level of combat advantage
Effect: By giving up your (entire) combat advantage you gain initiative points at a 1:1 exchange ratio.
Sidestep

Hotkey: i
Required Equipment: None
Conditions: Three points of initiative.
Effect: Pushes the combat balance five steps in your favor.