Mnementh on 18 December 2019
Another hint for #11:
#13 Guessed by The_Liquid_Laser: The Legend of Zelda: Breath of the Wild
#12 Guessed by Jpcc86: Baldur's Gate
#11
a) On the first day man was granted a soul and with it clarity.
b) On the second day upon Earth was planted an irrevocable poison.