Cart “Reactor Core Expansion” has been added to your cart. View cart Available Coupons (0) Thumbnail image Product Price Remove item OpenLOCK Barbican $9.95 remove Rope Bridge $5.95 remove Tusk Fence $2.95 remove Thermae $4.95 remove Cathedral Floor Options $9.95 remove Reactor Core Expansion $5.95 remove Cart totals Subtotal $39.70 Tax $0.00 Total $39.70 USD Proceed to checkout You may be interested in… Stackable Rocks $2.95 Add to cart Cathedral Walls $19.95 Add to cart Launch Center Expansion $4.95 Add to cart Jagged Rocks Scatter $3.95 Add to cart Fuel Reservoir $9.95 Add to cart Medical Facility Expansion $6.95 Add to cart Castle Floors $14.95 Add to cart Slate Floors $14.95 Add to cart