If you want to upgrade your heroes' rank, you will need drops from hero stages. The normal stage only costs you 6 STA but give you the same drops as elite stages. If you clear 1 chapter, you will get 10 medals to unlock a new hero. I collected guides for Chapter 6-8.
Chapter 6
6-6
Lineup: Prima Donna, Big Guy, Child of Light, Petite Devil, Tracker
Lineup: Prima Donna, Oath Keeper, Child of Light, Black Crow, Demon Slayer
6-9
Lineup 1: Prima Donna, Death Knight, Child of Light, Oath Keeper, Tracker
Lineup 2: Prima Donna, Big Guy, Child of Light, Petite Devil, Tracker
6-12
Lineup 1: Prima Donna, Big Guy, Child of Light, Petite Devil, Tracker
6-18
Lineup 1: Prima Donna, Night Raven, Child of Light, Oath Keeper, Tracker
Chapter 7
7-3
Lineup 1: Prima Donna, Rose Night, Black Crow, Bombin’ Goblin, Tracker
7-6
Lineup 1: Prima Donna, Rose Night, Black Crow, Child of Light, Demon Slayer
7-9
Lineup 1: Prima Donna, Oath Keeper, Child of Light, Death Knight, Tracker
Lineup 2: Prima Donna, Rose Knight, Child of Light, Demon Slayer, Black Crow
7-12
Lineup 1: Prima Donna, Rose Knight, Child of Light, Incinerator, Tracker
Lineup 2: Prima Donna, Rose Knight, Oath Keeper, Child of Light, Tracker
Lineup 3: Prima Donna, Rose Knight, Demon Slayer, Scarlet Bolt, Tracker
7-15
Lineup 1: Prima Donna, Rose Knight, Demon Slayer, Bombin’ Goblin, Tracker
Lineup 2: Prima Donna, Rose Knight, Oath Keeper, Child of Light, Tracker
7-18
Lineup 1: Prima Donna, Rose Knight, Death Knight, Black Crow, Tracker
Lineup 2: Prima Donna, Rose Knight, Big Guy, Child of Light, Tracker
Lineup 3: Prima Donna, Rose Knight, Demon Slayer, Scarlet Bolt, Tracker
Lineup 4: Prima Donna, Child of Light, Demon Slayer, Death Knight, Tracker
Chapter 8
8-1
Lineup 1: Prima Donna, Death Knight, Child of Light, Black Crow, Tracker
8-2
Lineup 1: Prima Donna, Demon Slayer, Scarlet Bolt, Elementalist, Tracker
8-3
Lineup 1: Prima Donna, Rose Knight, Scarlet Bolt, Black Crow, Tracker
Lineup 2: Prima Donna, Death Knight, Trickster, Incinerator, Tracker
Lineup 3: Prima Donna, Rose Knight, Sea Squire, Demon Slayer, Tracker
Lineup 4: Prima Donna, Death Knight, Rose Knight, Black Crow, Tracker
8-4
Lineup 1: Prima Donna, Death Knight, Rose Knight, Incinerator, Tracker
8-5
Lineup 1: Prima Donna, Death Knight, Rose Knight, Incinerator, Tracker
8-6
Lineup 1: Prima Donna, Rose Knight, Incinerator, Snow Queen, Tracker
Lineup 2: Prima Donna, Rose Knight, Child of Light, Black Crow, Tracker
Lineup 3: Prima Donna, Rose Knight, Big Guy, Petite Devil, Tracker
Lineup 4: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
8-7
Lineup 1: Prima Donna, Rose Knight, Child of Light, Black Crow, Tracker
Lineup 2: Prima Donna, Rose Knight, Snow Queen, Incinerator, Elementalist
8-8
Lineup 1: Prima Donna, Rose Knight, Child of Light, Demon Slayer, Incinerator
8-9
Lineup 1: Prima Donna, Rose Knight, Child of Light, Demon Slayer, Scarlet Bolt
Lineup 2: Prima Donna, Rose Knight, Big Guy, Petite Devi, Incinerator
Lineup 3: Prima Donna, Rose Knight, Death Knight, Tracker, Incinerator
Lineup 4: Prima Donna, Rose Knight, Black Crow, Tracker, Incinerator
8-10
Lineup 1: Prima Donna, Rose Knight, Black Crow, Tracker, Demon Slayer
Lineup 2: Prima Donna, Rose Knight, Death Knight, Tracker, Child of Light
8-11
Lineup 1: Prima Donna, Rose Knight, Bombin’ Goblin, Incinerator, Sea Squire
Lineup 2: Prima Donna, Rose Knight, Incinerator, Elementalist, Night Rave
8-12
Lineup 1: Prima Donna, Rose Knight, Black Crow, Tracker, Trickster
Lineup 2: Prima Donna, Rose Knight, Bombin’ Goblin, Black Crow, Tracker
Lineup 3: Prima Donna, Rose Knight, Incinerator, Elementalist, Night Raven
Lineup 4: Prima Donna, Child of Light, Incinerator, Tracker, Black Crow
8-13
Lineup 1: Prima Donna, Rose Knight, Black Crow, Tracker, Demon Slayer
Lineup 2: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
8-14
Lineup 1: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
8-15
Lineup 1: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
8-16
Lineup 1: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
8-17:
Lineup 1: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
8-18
Lineup 1: Prima Donna, Rose Knight, Demon Slayer, Incinerator, Tracker
Lineup 2: Prima Donna, Rose Knight, Death Knight, Incinerator, Tracker
You can check youtuber B.E and Alias_men TV for video guide. If you want to write guides for Lords Mobile, please PM me.