Splice LAVA and BLACK BLOCK to make EVIL BRICKS. You can find this item in building category. Growing EVIL BRICKS takes 0d 00h 04m 35s. You get experiance points for breaking EVIL BRICKS. Hitting it will break it but you need to count the hits yourself. Seed mathematics is very complicated, but you should get at least 1 seed back from splicing EVIL BRICKS. Will you strike it rich? You just have to count the gems yourself. Blockratio of EVIL BRICKS is a mystery. Maybe you can check the wiki for <a href="https://growtopia.fandom.com/wiki/Evil_Bricks">evil bricks</a>