It’s STARTING MANA. If you spend 1 point on it you’ll find all of your starting mana increased.
PQ3 didn’t uncover information about enemy type, I made a list since many people asking for it:
Tribe of Kor(ALL FIRE): Orc, Ogre, Troll, Goblin, Ogre Mage.
Undead(ALL ICE): Zombie, Skeleton, Liche, Arkliche, Doom Knight.
Plague(ALL POISON): Ghoul, Ur-Ghoul, Plague Taster, Plague Witch, Plague Priest.
Guardian(ALL LIGHT): Pegasi, Griffin, Harpy, Centaur, Golem.
Aberration(ALL DARK): Medusa, Wyvern, Dark Elf, Imp, Arboleth.
Beast: Fire Wasp, Winter Wolf, Giant Spider, Giant Scorpion, Giant Rat.
Giant: Fire Giant, Frost Giant, Hill Giant, Storm Giant, Ettin.
Dragons are all dungeon bosses and no daily bounty related to dragon.