void init_default_mage(Player& player_arg);

void init_speed(Player& player_arg);
void init_stats(Player& player_arg);

void inc_health(Player& player_arg, int value_arg);
void inc_shield(Player& player_arg, int value_arg);
void inc_speed(Player& player_arg, int value_arg);
void inc_mana(Player& player_arg, int value_arg);
void inc_energy(Player& player_arg, int value_arg);

void level_up(Player& player_arg, int xp_arg);

void print_player(const Player& player_arg);