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Here are the links to all the upgrades...
Sylvan http://www.maps4heroes.com/heroes5/toe_sylvan_alternate_upgrades_eng.php
Dungeon http://www.maps4heroes.com/heroes5/toe_dungeon_alternate_upgrades_eng.php
Inferno http://www.maps4heroes.com/heroes5/toe_inferno_alternate_upgrades_eng.php
Necropolis http://www.maps4heroes.com/heroes5/toe_necropolis_alternate_upgrades_eng.php
Academy http://www.maps4heroes.com/heroes5/toe_academy_alternate_upgrades_eng.php
And Dwarves http://www.maps4heroes.com/heroes5/toe_dwarves_alternate_upgrades_eng.php
And here's another link to the new cover art for Heroes 5: Tribes of the East http://www.maps4heroes.com/heroes5/pictures/tribes_of_the_east/tribes_of_the_east_boxshot.jpg
Enjoy...:smile02:
Added after 2 minutes
I heard that they are, why not? :) But mass spells still affect them. ;)