Los Zetas Vs. Las Setas 23 January 2012, Cervera de los Montes A4 (29,7 x 21,0 cm) Water color, acrylic color and felt-tip pen on paper i Los Zetas is one of the most powerful drug cartels in Mexico. Besides drug trafficking, they operate through protection rackets, assassinations, extortions, kidnappings. They have also carried out multiple massacres and terrorist attacks on civilians. Seta (Spanish) = mushroom. It the Mexician dialect zeta and seta are pronounced in the same way. Tags: Mexico, Zetas, mushroom 307 / 779