Shutdown
Shutdown defenders have the talent to erase receivers from the game. When they enter the zone, their coverage is tighter and interceptions are more frequent on contested catches.
Force incompletions
Don't allow yards
Unfakeable
Defenders with this ability are rarely faked out by ballcarrier moves (and cannot be faked out when user-controlled).
Strip Specialist
Defenders with this ability can still tackle effectively while trying to strip the football.