Ninja Warriors Once Again and Dark Judgement Sprites?

[Barack Obama]

Just looked through Asset List, these are the file types:

AnimationClip
AudioClip
Camera
Canvas
CanvasRenderer
CloudWebServicesManager
ComputeShader
Cubemap
DelayedCallManager
FlareLayer
Font
GameObject
GraphicsSettings
GUILayer
InputManager
LightmapSettings
LightProbes
Material
Mesh
MeshCollider
MeshFilter
MeshRenderer
MonoBehaviour
MonoScript
NavMeshAreas
ParticleSystem
ParticleSystemRenderer
Physics2DSettings
PhysicsManager
PlayerSettings
PreloadData
QualitySettings
RectTransform
RenderSettings
RenderTexture
ResourceManager
RuntimeInitializeOnLoadManager
ScriptMapper
Shader
Sprite
SpriteRenderer
TagManager
Texture2D
TimeManager
Transform
UnityConnectSettings
UnknownType

@DogToon64
You're right, these two file types actually contain some stuff:




But there are also greyscale sheets like this one:

Plus some weird palettes (this is just one of them):


Has anyone an idea on how to apply the palettes to the sprites?