Tempo Aggro UR

the deck plays 12 LD cards, (the edges ruinblasters and seas). 7 counterspells (3 essence scatter, 2 negates, and 2 double negatives), and the rest mostly aggro elements. i perceive jund, control decks, naya, and bant as good matchups, and vampires, white weenie, eldrazi green, and mono red as bad matchups. some cards i could see being added to the board, roiling terrain, convincing mirageburst lightning, flashfreeze. possible replacements: for jace, the mind sculptor (into the roil), for plated geopede (roiling terrain), if jund is expected flashfreezes for essence scatter. the sideboarded dragons claws are for mono red, the lavaball traps are good versus vampires, the sphinxes are versus some midrange decks (such as knightfall etc,), in case i need some extra beatdown. also to note is whenever i swing with a calcite snapper i proclaim loudly