attempt to swallow the player, such as Boss Bass, Big Bass, and Big Bertha. Porcupuffers are giants with spiked backs. Fish Bones are skeletons charging at the player and breaking apart upon a wall collision. Dry Bones - A walking Koopa Troopa skeleton that reassembles itself after being hit, unless defeated by a Super Star, a Cape Feather, Super Leaf, or an Ice Flower. Fuzzy - A spiked creature which hangs in the air, and sometimes moves on trail. It debuted in Super Mario World. Goomba - A sentient mushroom creature, which is the first enemy that the player typically encounters in the games' first levels. Implemented late in the development of Super Mario Bros as a basic, easy enemy. Variants of the Goomba may have wings, known as the Paragoomba, and similar creatures include the Galoomba, which flips over and can be thrown when stomped on, and the Goombrat, which turns at edges. Hammer Bro - A type of helmet-wearing Koopa who throws hammers at the player. It has several variations that throw other projectiles, such as the Boomerang Bro and the Fire Bro, and a bigger variant known as a Sledge Bro which can stun the player. Koopa Troopa - A foot soldier of Bowser. It retracts in its shell when stomped on, after which it can be used to attack other foes. Variants of the Koopa may have wings, where it is known as the Paratroopa or the Koopa Paratroopa. There are many other varieties of the Koopa Troopa such as red, yellow, and blue. Several other subspecies appear throughout the Mario games. Buzzy Beetle - A black or blue beetle-like creature with a hard, fireproof shell that renders it immune to fire attacks. It can crawl on ceilings and drop down when the player gets too close. Chargin' Chuck - A Koopa wearing football gear that mostly charges at the player, and can use items such as baseballs and shovels. Mechakoopa - A robot with a wind-up key that becomes disabled and can be thrown after being stomped on. A variant introduced in Super Mario Galaxy is capable of breathing fire. Spike Top - A red wall-crawling beetle-like creature which combines the Buzzy Beetle's immunity to fire and the Spiny's immunity to being jumped on, although it can be spin-jumped on. Spiny - A red beetle-like creature that damages the player if touched from above. They