Songs in Code: One Second Ghost, The Gothsicles

invincible=1;
blink(1);
setTimeout( function() {
    invincible=0;
    blink(0);
},1000 );

Explanation:

But I suddenly scream “Shit!”
Because my guy has just been hit
With my hits points indicator less than full

But it’s quite inconsequential
And my wrath will be torrential
For the following one second
I am in-vin-ci-ble