It is for Mewmans since it was stablished in Battle for Mewni.
Remember the main propaganga against each other is the the other army kill babies and are unable to understand paternal instincts.
Heekapoo actualy believed this and that's why she took Meteora the first time and had her in a cage this last episode: "This is for your safety"
When Globgor showed what all Mewmans thought he was uncapable of, due to propaganda, the whole image they had of him vanished. Even Heekapoo's
Globgor has now a chance to prove who he really is.