<p>Here is a list I have from my head:</p><ul><li>Otherworld creatures (not all of them, the Sparkion doesn't break)</li><li>Heart head:</p><ul><li><img alt="" src="https://vignette.wikia.nocookie.net/tibia/images/1/17/Reality_Reaver.gif/revision/latest?cb=20160421202922&path-prefix=en" style="height:64px; width:64px"> Reality Reaver, in Otherworld</li><li>Heart of destruction bosses</li><li>Dream Courts bosses</li><li>Forgotten Knowledge bosses (I'm not 100% sure, but 95%)</li><li>Ferumbras' Ascendant bosses</li><li>The Secret Library bosses (I'm not 100% sure in those as well) </li></ul>