Guide to Sigils and Potions in Dungeons

Sigils (Dungeons)

AC
Sigil of Night/Force. (Can use Sigils of Ghost Slaying but only works for ghost mobs not gravelings)

CM
Sigil of Justice/Force

TA
Sigil of Night/Dreams

SE
P1: Sigil of Night/Mad Scientist
P2: Sigil of Night/Sorrow
P3: Sigil of Night/Sorrow

CoF
Sigil of Night/Smothering

HoTW
P1: Sigil of Wrath/Force (Only for Legendary bosses) Sigil of Icebrood/Force (For Troll)
P2: Sigil of Icebrood/Force (Can use Wrath for Andal)
P3: Sigil of Icebrood/Force (For Goliath) Sigil of Wrath/Force (For Legendary bosses)

CoE
Sigil of Night/Force (Story Mode does not count as Night – Use Mad Scientist/Force instead)
Sigil of Undead/Night can be used for Alpha’s
Sigil of Wrath/Night can be used for Bjarl The Rampager (P1)
Sigil of Mad Scientist/Night can be used for the Golems (P1-2-3)
Sigil of Dreams/Night can be used for Evolved Husk (P2)
Sigil of Destroyer/Night can be used for Evolved Destroyer (P3)

Arah
Sigil of Undead Slaying/Force

Sigils (Fractals)
Level 1
Swamp : Sigil Of Night/Force
Underwater : Sigil Of Serpent Slaying/Force(Only for pre-boss mobs)
Harpies : Sigil Of Mad Scientist/Force (Only for golems – Can use Frailty instead of Mad Scientist for rest)
Urban : Sigil Of Force/Frailty

 Level 2
Snowblind : Sigil Of Night/Wrath (For Legendary boss) Sigil Of Night/Elemental (For Elemental event)
Molten Facility : Sigil Of Force/Frailty (Can use Sigil of Sorrow for end boss)
Cliffside : Sigil Of Justice/Force
Harpies : Sigil Of Mad Scientist/Force. (Only for golems – Can use Frailty instead of Mad Scientist for rest)
Urban : Sigil Of Force/Frailty

Level 3
Dredge : Sigil Of Night/Sorrow (Swap Sorrow for Elemental depending on last boss)
Grawl : Sigil Of Night/Grawl (Can use Demon Slaying for final boss)
Cliffside : Sigil Of Justice/Force
Aetherblade Retreat : Sigil Of Force/Frailty
Thumonova Reactor : Sigil Of Force/Frailty

Boss Fractals
Jade Maw : Sigil Of Night/Force
Molten Facility : Sigil Of Force/Frailty
Aetherblade Retreat : Sigil Of Force/Frailty

Potions (Dungeons)

AC
Master Maintenance Oils.*

CM
Outlaw Slaying.

TA
Powerful Potion of Slaying Scarlet’s Armies.

SE
Story Mode: Dredge Slaying.
P1: Inquest Slaying.
P2: Dredge Slaying.
P3: Dredge Slaying.

CoF
Flame Legion Slaying.

HoTW
Corresponds with Sigil use.

CoE
Undead Slaying. (Inquest Slaying for Story Mode)

Arah
Undead Slaying.

Potions (Fractals)
Level 1
Swamp : Master Maintenance Oils.*
Underwater : Krait Slaying. (Only for pre-boss mobs)
Harpies : Inquest Slaying. (Only for golem bosses)
Urban : Master Maintenance Oils.*

Level 2
Snowblind : Svanir Slaying + Elemental Slaying.
Molten Facility : Powerful Potion of Slaying Scarlet’s Armies.
Cliffside : Outlaw Slaying.
Harpies : Inquest Slaying. (Only for golems)
Urban : Master Maintenance Oils.*

Level 3
Dredge : Dredge Slaying/Elemental Slaying. (Boss-dependent)
Grawl : Grawl Slaying + Demon Slaying (Imbued Shaman counts as Demon)
Cliffside : Outlaw Slaying.
Aetherblade Retreat : Powerful Potion of Slaying Scarlet’s Armies.
Thumonova Reactor : Master Maintenance Oils.*

Boss Fractals
Jade Maw : Master Maintenance Oils.*
Molten Facility : Powerful Potion of Slaying Scarlet’s Armies.
Aetherblade Retreat : Powerful Potion of Slaying Scarlet’s Armies.

*Skale Venom may be swapped out for any of the Fractal Instances were Master Maintenace Oils are used.

Food
Personally I use Candied Dragon Rolls/Omnomberry Pies. But Plate of Steak and Asparagus works very well, and gives you that bonus power.