I agree with 0VmanTitan, try to aim for this deck and update this post when u have new cards in your pack.
Striker *4 (around 2000 would be a bargain)
Alexei *4
Marina *4 (around 3000 would be a bargain)
Flo *2
Frank *2
Methane *4 (around 3000 would be a bargain)
Meyen *3
Selsya *2 (around 2000 would be a bargain)
Well i suddgest you just keep buying Action packs and hope you get lucky.
GGs! 