All 48 Shiny Mega Evolutions

Pokemon Omega Ruby and Alpha Sapphire (ORAS) has got all Pokemon fans desperately super-training their shiny Metagross and mega evolved Latios/Latias.
YouTube user MaxEzzy has put together an 19-minute video, featuring 48 mega evolved shiny Pokemon. They include Latios and Latias, Rayquaza, and even Groudon and Kyogre.
Source: MaxEzzy