PHPWarrior\Abilities\Explode::perform PHP Method

    public function perform()
    {
        if ($this->unit->position) {
            $this->unit->say(__("explodes, collapsing the ceiling and damanging every unit."));
            foreach ($this->unit->position->floor->units() as $unit) {
                $unit->take_damage(100);
            }
        }
    }