LOL! Illustrator Brian T Huff made this “Is there anything a natural 20 can’t do?” meme poster series showing some of the epic stuff that can happen in Dungeons & Dragons if you roll a natural 20. Conversely, they are followed by the terrible, terrible stuff that happens when you roll a critical fail:

Natural 20 Memes by: Brian T Huff

(via: Geek Girls)