Marks speed has increased 65 percent; his endurance, 70 percent; and his strength, 138 percent, says GDA agent Donald Ferguson (Chris Diamantopoulos), setting up the action-filled trailer. What follows are a Mortal Kombat-style beheading, nuclear explosions, and the promise of drama as Mark (Steven Yeun) tells GDA director Cecis Stedman (Walton Goggins) that hes quitting.