That's even worse. They are humans who want to see more suffering. The famous quote from one Russian propagandist about Ukrainians dying: "I don't pity them at all". Me and you care and think that losses on both sides are atrocious. Russians don't care.
When you're at war you just want to hurt the enemy; you're not thinking straight so to speak. It takes enormous professional restraint - both personal and organizational - to not say fuck it all and just press the nuclear launch button after a bad day on the ground.