Swamp Thing Welcome to Animation Shop’s Swamp Thing clothing section, where you can find Swamp Thing items that celebrate DC Comics humaniod mass of vegetable matter who fights to protect his swamp home. Recognized by the green swamp plant matter that encompass his entire form, Swamp Thing is unmistakable. Animation Shops offers Swamp Thing tees that feature the classic image of scientist Alec Holland as a humanoid plant element. Our officially licensed Swamp Thing shirts are available in adult sizes. If you a fan of Swamp Thing, Animation Shops has the perfect t shirt for you - and we are always adding new Swamp Thing styles, so check back with us often!