The best way to elaborate something is to categorize. So we did some.

THE ERNO'S CALL:

         This has never been named to pay any tribute to the founder, but to tell him :'you killed some of greatest boredom ,man'  

         The challenge is to solve the Rubik's cube, the faster the better, also bigger the better.you're right.you solve Bigger Rubik cubes.Just solving the cube wont do, it would be better if you bring in some pattern that we request you to.

THE RIDDLER'S PLAY:         

            probability,puzzles are your way and you give your life away to logics and reasoning, then this place under your juristication!

THE GOOGLER SEARCH:

            Wolves are wise, foxes are cunning, the tiger is intelligent(may be),the dolphin is flamboyant and the ant is persiverant. But none of them can win this event on their own. Put them all together in a herd and they will surely succeed.Googler search is the ultimate test of your allround abilities in a fun and challenging way.Think smart, act wise and steal the show.