The Orcish Art of War

Sage teachings applicable for all, including tournament players.

The Nine Situations
www.youtube.com/watch?v=-Fwfn12EXho

Other chapters include:

Terrain
The Army on the March
Variation of Tactics
Manœuvering
Weak Points and Strong
Energy
Tactical Dispositions
Attack by Strategem
Waging War
Laying Plans