Attach the Amber-Crusted Fin to your (Skeleton Type)

Wiki note: The title of this option varies with its number of arms legs, and Torso Style and Menace qualities:
Attach the Amber-Crusted Fin to your

Skeleton: Arms	Text
0	Armless
1	One-Armed
2	Two-Armed
3	Three-Armed
4	Four-Armed
5	Five-Armed
6	Six-Armed
7	Seven-Armed
8	Eight-Armed

Skeleton: Legs	Text
0	Legless
1	One-Legged
2	Two-Legged
3	Three-Legged
4	Four-Legged
5	Five-Legged
6	Six-Legged
7	Seven-Legged
8	Eight-Legged
9	Nine-Legged
10	Ten-Legged
11	Eleven-Legged
12	Twelve-Legged
13	Thirteen-Legged
14	Fourteen-Legged
99	Ninety-Nine-Legged
100	Hundred-Legged
101+	More-Than-Hundred-Legged

Skeleton: Torso Style	Text
10, 15	Human
20	Thorny-Breasted
30	Seven-necked
40	Many-limbed
45	Segmented
50	Mammoth
55	Luminous
60	Baroque
70	Deep-water
80	Prismatic
100	Starved

Skeleton: Menace	Text
0	Creature
1	Animal
2	Beast
3	Monster
4	Monstrosity
5	Demon
6+	Abomination

A player-created Guide is available for this content: Assembling a Skeleton (Guide)

How are the above links here?

ID: 244455

Spoiler warning! This page contains details about Fallen London Actions.

From: Assemble a Skeleton

Render it suitably alarming as well, if possible.

Game Instructions: It will be harder to do this convincingly if the skeleton already has other types of limbs. It will add Amalgamy and may add Menace.

Unlocked with Skeleton: Limbs Needed, Amber-Crusted Fin

Locked with Skeleton: Skulls Needed

Challenge information

Narrow, Monstrous Anatomy 0 (50% base)

• 0 - very chancy (50%)
• 1 - chancy (60%)
• 2 - modest (70%)
• 3 - very modest (80%)
• 4 - low-risk (90%)
• 5 and above - straightforward (100%)
  

Difficulty is increased by 2 for each Arm, Leg, Wing, and Tentacle that is already attached.

Success

The pattern of its origins

These bones are no less beautiful and terrifying because they are so obviously amalgamous. It looks as though someone wished to provide a fish with an appendage grand enough to sweep aside half the Zee.

•  You've gained 1500 x Approximate Value of Your Skeleton in Pennies
•  You've gained 1 x Skeleton: Fins
•  You've lost 1 x Skeleton: Limbs Needed
•  You've lost 1 x Amber-Crusted Fin
•  You've gained 1 x Skeleton: Menace
•  You've gained 1 x Skeleton: Amalgamy

Failure

Might have come from anywhere

The fin keeps the evidence of its amalgamy […] you can't quite get the rest of the vision across – the sinister aspect of the thing, the way such an animal would patrol the ocean both high and deep, and shove aside any fool steamer that got in its way.

[Find the rest of the story at https://www.fallenlondon.com]

•  You've gained 1500 x Approximate Value of Your Skeleton in Pennies
•  You've lost 1 x Skeleton: Limbs Needed
•  You've gained 2? x Skeleton: Self-Evident Implausibility
•  You've gained 1 x Skeleton: Fins
•  You've lost 1 x Amber-Crusted Fin
•  You've gained 1 x Skeleton: Amalgamy