What does Mr sir's tattoo tell you in the book Holes by Louis Sachar?

In "Holes" by Louis Sachar, Mr. Sir's tattoo of a rattlesnake and the phrase "Death is Good" signifies his tough and hardened personality. It reflects his aggressive demeanor and the harsh environment of Camp Green Lake, where survival is paramount. The tattoo symbolizes the danger and hostility that permeate the setting, as well as Mr. Sir's own acceptance of a life filled with challenges and threats.