 It was headed by the crime boss and arms trader Tiger Shark, as well as being attended by a host of dangerous criminal syndicates, superpowered crooks and ne'er-do-well's as well as most every form or tier of malcontent from every major city world wide.He admitted he only attended so he could create more clones to stockpile on superpowers and special skills from all the bad guys who attended, only to be blasted away by Nightwing using Magog's lance.Due to his Amazo "heritage", Kid Amazo has the abilities of the first League core members, but has only displayed super strength, speed, invulnerability, flight, heat and x-ray vision, and an accelerated healing factor.