Here is the best mod with the tag dumb! It was brought by Spr0ng.
Starting with the idiot ore I think there should be a ingot and a block used to summon a idiot. And about the Brukler, it's a healing item due to the -1 damage, so it heal. It won't cause brian damage, use the pistol or the Wand of Depression that kill the ender dragon in 1 hit.