A warlock's effectiveness depends entirely on their supply of sacrifices. If they can reliably obtain sacrifices to recharge their magic, they become a well-rounded powerhouse, with solid firepower and quick recharge times. However, when the supply of sacrifices runs dry, they're nothing more than an elemental mage with poor sustainability, despite having decent firepower.
'And the higher their level, the worse this becomes,' Justin thought.
Unlike in the early stages, later-stage monsters are powerful enough to inflict critical injuries on pioneers in the blink of an eye. So, trying to keep these dangerous creatures alive just to serve as sacrifices for the warlock? That's a surefire way to get killed by being too reckless. In reality, the entire team ends up sacrificing themselves for the warlock. And no pioneer is going to take that lightly.
There are only two ways to solve this problem: