asseco
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No, at that point, the hero had "Higher Education" and the "Scholar" skill; the "Revelation" skill was granted later by the skill tree. I don't know if it's important or not, but when receiving the quest, the icon with the prize was black and white, not colored.
I played on "Veteran" difficulty.
Astral Gates should probably be removed. In the third scenario, I started with 4 heroes: levels 24, 18, 15, and 14 – meaning almost all of them had "Gates."