The 'Mortal Kombat' version Shifter Shifters are characters that have the ability to change their form at will. They are generally nature oriented. The Tactician is a master planner. A tactician as placed most of his time learning about strategy and historic battles. The low rate of proficiency aquisition is due to the fact that most study is spent to improve this knowledge.
All tacticians have access to a mental 'pool' of knowledge.
The amount of knowledge accessable increases with level. And says his prayers by night, May become a wolf when the wolfsbane blooms And th autum moon is bright.