Willam Perry
Vince Vilfork
Calvin Johnson FS
Frank Crum
.
These cards will be incredibly OP because they will get X Factors as Abilities - just not sure what position except Calvin
Calvin will likely get Avalanche or Reinforcement
Perry HB Freight Train
Vince Wilfork - probaby a WR with Vanguard
Frank Crum - maybe a DT with built on Coloossus