Thanks for all input from several people, both in messages, in-game and here

So the final Rotations should look like this:
Solo Target:
Building CA

->

->

x3
Restoring Energy - Consuming CA

->
Several Targets (AoE):

->

(Tramp needs 50 CA)
Bloody Harvest should be used during all phases to increase the damage of Jagged Slice, Bloodbath, Rapid Blow, Vicious Spin & Tramp. Battle Rage gives us +15% damage to all blows.