The buttons above will open in a new window. Please return to this window after you have logged in. When you have logged in, click the Aggiorna Sessione button and then try again.
you can replace the forest with plains. your green sources is enough to play the 6 cards that needs it as both only needs 1 green source and with your lands you already have 12 sources for that single green source. for the plainswalker there is only 2 and the source of 8 for you to cast is would suffice.
just a thought, you may have too few lands to have the consistency to cast your high mana cost creatures. also you have 8 black sources for only 1 card, having 6 sources may be sufficient for it. the tapped lands might hinder your curve.