Windcatchers come in various designs&colon; unidirectional, bidirectional, and multidirectional. The movement in phloem is multidirectional, whereas, in xylem cells, it is unidirectional (upward). The stadium is enveloped with a curtain wall of multidirectional curved elements. Lithic Cores may be multidirectional, conical, cylindrical, biconical, or bifacial. It is a retro-themed multidirectional shooting game similar to Geometry Wars. "Everyday Shooter" is a dual-stick, multidirectional shooter. Astro Chase is a multidirectional shooter written by Fernando Herrera for the Atari 8-bit family. "Bangai-O" is a 2D side-scrolling multidirectional shooter. They are&colon; the single-hit , the multiple-hit , the multidirectional , and the ultimate . They tend to accumulate in areas with multidirectional wind regimes. Blasteroids is the third official sequel to the 1979 multidirectional shooter video game "Asteroids". Multidirectional Forging is forming of a work piece in a single step in several directions. "Apocalypse" is a 3D multidirectional shooter. Self-regulation is one domain of puberty which undergoes profound multidirectional changes during the adolescent period. "Zombie Apocalypse" is a multidirectional shoot 'em up.