I think the game is great, but, have so much tutorials, thats dont need cause, u can give the player the option of exploration, "what this do? lets try hit this",i found a great spike of dificult in some levels, and i find the last lv easy in comparision to lv 49, and NO CONGRATZ IN THE END?
 "colorzzle"){kind=icon}
 "Valthirian Arc 2"){kind=icon}