it is a good, informative tutorial that could be very helpful for new users, but you should really improve your english grammar. i dont even know what disponible means.
instead of giving us a bunch of hotkeys we have to memorize before playing the game, how about making a few extra levels in the beginning with instructions. tutorials are always nice in complicated games.
one of the reasons a "go to the other end" key wouldnt work is because sometimes you cant actually got there because of an arrow pointing the opposite direction. also it ruins part of the game experience
id love some sort of rpg mode if possible. you choose a deck and go through different scenarios with it. would that be possible? i think it would be cool