The voice some planes use to warn pilots of incoming missiles "Missile. Chaff Flare.", changed for the various serker types, as the aircraft can distinguish different incoming missiles.
Radar Missile:
"Radar Missile far. Jam Notch"
"Radar Missile close. Jam Evade" (once it gets within 1km)
IR missile:
"IR Missile. Flare."
Optical Missile:
"Optical Missile. Speed up."
This is absolutely unnecessary and completely pointless but I think it would be neat