What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

Identify the 10 differences between the two given pictures.

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

why number 8549176320 is one of a kind?

Find the value of "?" in the ball picture Riddle below:

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

Role Action
Block Prevents the target player from acting
Redirect Change target player target.
Save Protects the target player from death.
Seer Sees all actions that occurred
Murderer Kills the target player

The following five players are playing:

Andy
Brian
Chris
Daniel
Fred

You are Andy the Seer and you saw the following things:
a) Brian was redirected to Chris.
b) Chris was blocked.
c) Daniel was killed.

Who is the murderer then?