Help with icon

[Arcturus]

Im trying to make an icon, but i dont know how. Any help will be greatly appreciated.
here's the icon and the icon palette:

[Ad Bot]

[Arcturus]

Help, please?

[Regulith]

1. Take gun image
2. Place on top of icon image
3.

[Fizzles]

He's clearly using MS paint based on the resolution of his gun picture, I bet he was having problems with the transparency.
Try paint.net

If I'm incorrect, I apologize.

[Arcturus]

1. Take gun image
2. Place on top of icon image
3.

oh thank you!