Species/Height: Dhampir
Attunements: None
Prebuffs: None

Pets/Summons(If Applicable): None
Transformation(If Applicable): None
Guild(If Applicable): None
Homebrew(If Applicable): None

Character Sheet: https://www.dndbeyond.com/characters/165141158
Relevant Content Bans: None
Anything else that seems important: He has 7 hp

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events:
Seeking to become stronger, Caducus intends to see if potion arts or anything he does not know in order to see if he is able to gain power to survive the elements and cure himself of his ailments

Why do you need the character height— (She's 5'4)

Other than that, you already know her reason for going.

Attunements: +1 Amulet of the Devout & Broom of Flying

Prebuffs: Lvl 3 Aid (as well a lvl 2 one depending on the hp of others) and Death Ward on self

Species/Height: Dhampir/5'8"
Attunements: Ashen Katana +1
Prebuffs: n/a

Pets/Summons(If Applicable): n/a
Transformation(If Applicable): n/a
Guild(If Applicable): n/a
Homebrew(If Applicable): Swiftblade (Rogue subclass)

Character Sheet: https://v1.dicecloud.com/character/Z5YiPWL9WuMbHeanN/Zahide
Relevant Content Bans: n/a
Anything else that seems important: American cheese is the best cheese for a cheeseburger because it melts without splitting

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events: She is hunting down her former master and needs every edge she can get. Exploring lands her master hasn't touched is a possible way to gain power.

Species/Height: ^
Attunements: Moonsickle +1
Prebuffs: Find Familiar, upgraded via Druid of Witchcraft features to be a Constrictor Snake

Pets/Summons(If Applicable): See prebuffs
Guild(If Applicable): Eclipsed Choir
Homebrew(If Applicable): Druid of Witchcraft [Ring Talisman]

Character Sheet: https://www.dndbeyond.com/characters/164583774
Relevant Content Bans: Graphic Displays of Harm to Minors; Loss of Player Agency; Rules Abuse
Anything else that seems important: Have fun!

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events: Muirenn is part of the Eclipsed Choir

Species/Height: Warforged, 6'2
Attunements: N/A
Prebuffs: N/A

Pets/Summons(If Applicable): N/A
Transformation(If Applicable): N/A
Guild(If Applicable): N/A
Homebrew(If Applicable): N/A

Character Sheet:https://www.dndbeyond.com/characters/116114841
Relevant Content Bans:
Anything else that seems important: This character is marked as Rion (+Leon) due to the presence of a 'living sword'. No real effects, operates as a normal sword that is also a guy.

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events:

Having been stood idle for so long in an old crumbling place, Rion and Leon- though mostly Leon- whilst to explore and see the world, experiencing things they hadn't before. Wishing to help and protect others, a task of which lets them see the world and help another works out. Rion, on the other hand, is mostly just after the reward of it.

Species/Height: Ruinbound, 5'4
Attunements: Ashen Katana +1, Moon Sickle +1, Eldritch Claw Tattoo
Prebuffs: None

Pets/Summons(If Applicable): N/A
Transformation(If Applicable): N/A
Guild(If Applicable): Wayfarer's Respite
Homebrew(If Applicable): N/A

Character Sheet: https://www.dndbeyond.com/characters/166364369
Relevant Content Bans: Pugilist
Anything else that seems important: I think this is first Vin quemst?

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events: Cross is interested in investigating the fauna. He is interested in the death and life of all things, and seeing what makes it wither and bloom.

Species/Height: Changeling. 4' for true form, 3'4 on the other form.
Attunements: None.
Prebuffs: Maybe Longstrider

Pets/Summons(If Applicable):
Transformation(If Applicable):
Guild(If Applicable):
Homebrew(If Applicable):

Character Sheet: https://www.dndbeyond.com/characters/168071373/eM2vmV
Relevant Content Bans: None
Anything else that seems important: None

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events: Mostly to build his, or more accurately her presence more in the adventuring world so she might be asked out for things like this more. Also to gather information on others for...Well, that's a secret :p.

Species/Height: Goliath / 6 ft.
Attunements: N/A
Prebuffs: N/A

Pets/Summons (If Applicable): N/A
Transformation (If Applicable): N/A
Guild (If Applicable): Iron Vanguard
Homebrew (If Applicable): N/A

Character Sheet: https://docs.google.com/spreadsheets/d/1xFw089ZqhdzuTEs4llZ4t3NtLI-MarOWNTpHytQQIh0/edit?usp=sharing
Relevant Content Bans: Minimal gore detail
Anything else that seems important: N/A

Why is your character interested in this journey into Abysmere?

He is exploring to test his power.

Why would they go out of their way to investigate these events?

He is bored and wanted something to do.

Species/Height: Hell Hound (Flavored Tiefling) 5’6
Attunements: Rhythm-maker’s drum, +1
Prebuffs: Aid and Mage armor

Transformation(If Applicable):Primordial transformation 1
Guild(If Applicable): Golden Quill

Character Sheet: https://www.dndbeyond.com/characters/166786237
Relevant Content Bans: N/A

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events: Being a resident of the nine hells, and for a very long time at that, she had learned how to speak Abyssal and had many encounters with Demons before, so suffice to say she was knowledgable about the Abyss. So imagine her shock and curiosity when she learns a new continent that is like the Abyss shows up in Altharion, of course she would be intrigued and want an excuse to get away from Hiruko’s temple and explore something she’s more familiar with.

Species/Height: Jhorgun'taal (Half-orc)/6'5
Attunements: -
Prebuffs: -

Pets/Summons(If Applicable): -
Transformation(If Applicable): -
Guild(If Applicable): Ashen Veil
Homebrew(If Applicable): Hemophage

Character Sheet: https://www.dndbeyond.com/characters/167894939
Relevant Content Bans: -
Anything else that seems important:

Why is your character interested in this journey into Abysmere? Why would they go out of their way to investigate these events: A new exploration into an unknown, dangerous territory with promise of combat? Sign him up.

Species: drow elf about 5'8"
No attunements
Prebuff- mage armor

No summons
No transformation
No guild
No homebrew

https://www.dndbeyond.com/characters/168012231
No content bans
She is evil atm

Her interest is purely academic also may allow her to come up with a better plan to kill her mark on the surface looking at new fauna.