Не работает bat файл

помогите у меня есть код и когда я жму цифру 1 код не воспроизводится а сразу закрывается

@echo off

color f9

cls

title KIR GAME

echo Create account...

echo Write your nicname.

:start

ECHO Choose number.

echo 1. Roll card

echo 2. Search battle

echo 3. Shop

echo 4. Change nickname

set /p choice=Choose number.

if '%choice%'=='' (

ECHO "%choice%" No valid number

goto start

)

if '%choice%'=='1' goto Roll

if '%choice%'=='2' goto Battle

if '%choice%'=='3' goto Shop

ECHO Invalid choose, try again.

goto start

:Roll

ECHO You get,

chance=1

if %random%<=chance:

echo <<You get epic!>>

else:

echo <<You get rare.>>

chance=34

if %random%<=chance:

echo <<You get rare.>>

else:

echo <<You get common.>>

chance=65

if %random%<=chance:

echo <<You get common.>>

else:

echo <<You get common.>>

end

:Battle

ECHO Search Battle

goto end

:Shop

Echo Shop

[1] Rare roll card

[2] Fireball

goto end

:end

pause

exit