Spruance Leader: Submarine Expansion

The SSN Expansion adds SSNs for use instead of Task Force ships. Your SSN acts alone to clear out Soviet forces, adjusting your SSN depth to attack ships and subs above and below the Thermal layer.x0Dx0Ax0Dx0AThis expansion includes:x0Dx0Ax0Dx0A8 SSNs (48 cards)x0Dx0A4