The Wall Hammer Coral is an lps coral and is sometimes referred to as a Euphyllia Hammer Coral. Its called a Hammer coral as the tentacles have the looks of a hammer or anchor shapes. You can see their polyps easily but not so much of the skeletal base as it will be concealed by the coral.
The Wall Hammer is a great begginer coral as they don’t need pristine water conditions to thrive. They can handle a range of tank conditions and grow fairly quickly. Hammer corals are easy to moderate to care for providing you follow a few simple rules, keeping alkanity between 8-9