knowledge of strats
knowledge of maps
knowledge of units and counters
knowledge of game dynamic i.e gaining xp
knowledge of stages of the game/understanding and creating mini objectives/ i.e gain a tp/take water/destroy certain unit or building (inters can do this but not more then one at the same time experts can raid, boom and fight at sea for example
creativity in strats
creativity in taking advantage of maps
creativity in use of units and combos
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Implementation of the above: Decison making, resource allocation, timing of aging, timing of attack, balancing resources, predicting opponant
This is the most important 'balance issue' of the game, you need to balance these factots to ctreat optimum situation for a win, do this consisently for high win percentage against high skilled opponants
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Multi task Micro micro micro ad infinitum