Arcades' card draw effect ensures you never run out of gas, and it's surprising how many walls become excellent utility creatures once you're able to actually beat down with them
Generally speaking, in decks that are three or more colors, you want to play almost all dual lands, along with enough basic lands to support whatever ramp is in your deck (Land Tax, Kodama's Reach, Rampant Growth, et al.)
This is a great opportunity to get in on Windswept Heath once copies from the clash packs saturate the market, since Im guessing that many players are going to want to pick this clash pack up for the value
However, Defiant Bloodlord took me out of the setting of the misty moorlands and dark castles
2 Counterspell I know that this will make many MTG players riot, but to me, this is the best Counterspell art ever printed