I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Can you solve below mathematical equation?

2^1234 - 2^1233

I travel all around the world but always stay in the corner. What am I?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

O_er_t_o_

Complete the missing letters of the given word.

You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

What does this mean?

CCCCCCC