Going turn one scry land is one of the best openers in cube these days, short of a Goblin Guide level one drop, it is what you want to be doing
Astral says that Shark is indeed a very talented Duelist, but that is not the only reason he won
(6/22/2015) If Gideon can't be attacked, perhaps because he has left the battlefield before the creature's controller's next combat, the creature targeted by Gideon's first ability can attack you or another planeswalker you control, or its controller can choose to have it not attack at all
Actually, there's no ethical or acceptable reason to make "proxies" to pass the light test, bend test, and other well-known tests to weed out fake cards because there's no ethical or acceptable use of proxies that requires the proxy to be as similar to a real card as possiblea Sharpie on a basic Island does the job just as well and without any of the legal and moral issues
I also think I had too much ramp spells, so I took off a mana dork