PLEASE READ THE INSTRUCTIONS AND NOTES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [Setup] Put the green guy sprite into your backpack and after you take it out, change the when green flag clicked script to change their way of dying in the first "if" block. Next, if you have a background, add the second script to it by dragging the script over the sprite and releasing. Then, make a new sprite called "Screen Shake" and add the 3rd and 4th to it. DO NOT ADD ANYTHING ELSE. After all of that, delete the scripts that you put into other sprites FROM THE CHARACTER, not the other sprites.
To make him die, just simply hover your mouse cursor over the character. To reset it just click the green flag If you want a less detailed explanation, then click "see inside" and read the comments I added to some of the scripts. Feel free to customize it however you want! :D