Introducing Rusty Metallic Blocks, a Minecraft texture pack that brings a weathered and aged look to metallic blocks submerged in water. in a world where. . With this pack, your underwater builds will be filled with the allure of decay and a touch of mysterious beauty. This pack requires optifine or any mod that introduces ctm feature. The code is from a texture pack called Soggy Ships. You can find the original texture pack in the credits.