For all intents, nothing
Annie Flash, the Veteran Aragorn, Hornburg Hero Atla Palani, Nest Tender Cloud, Ex-SOLDIER Cren of the Spider Brood Eivor, Wolf-Kissed Ghired, Conclave Exile Ghired, Mirror of the Wilds Hazezon Tamar Hazezon, Shaper of Sand Jacques le Vert Jared Carthalion, True Heir Johan Minsc, Beloved Ranger Preston Garvey, Minuteman Samut, the Driving Force Sigurd, Jarl of Ravensthorpe Tifa, Martial Artist Toph, the First Metalbender Ultimate Spider-Man Wayta, Trainer Prodigy Yuma, Proud Protector
Shop to buy a ready-made cube
And don't let your entire strategy fall apart if your opponent casts a Thoughtseize
Still I am fairly happy with this card and take it around the best commons for starters
The First Sliver Slivers dominate any game in which they get a little board presence