CanBeHumanPlayer = true, so that the player can be controlled by a human.
CanBeComputerPlayer = true, so that the player can be controlled by the computer.
HeroInTown = true, so that a hero appears in the garrison of the player's main town (they can be selected).
CanBeDisabled = true, so that the player can be disabled.
CanChangeBonus = true, so that the bonus can be changed.
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