Please Help me identify these

[Spechty37]

Hello I bought some live rock off of a guy and it has some creatures on them I would like to know if someone could please tell me what they are here are some pictures

 

[Luckysfrags]

Finger leather

Some sort of button polyp

Toadstool leather

Cabbage leather

 

[Spechty37]

Thank you are they all things that are alright to have in my tank

 

[Luckysfrags]

All are very docile corals

 

[Spechty37]

The toadstool will it open up or anything it's kinda bla looking

 

[Luckysfrags]

Put it under a power head and it will extend its polyps as look something like this.

 

[Spechty37]

Thank you I will try it