Most of the weapons in the "Halo" universe are big and futuristic looking, which makes them very appealing as toys. While there have been a few series of "Halo" toys, as of 2011 there is no official "Halo" Lego play set. However, with the right pieces, you can put together your own "Halo" Lego weapons arsenal.
Plasma Rifle
The Plasma Rifle is a Covenant weapon that is C-shaped with the grip in the middle. You'll need one 1-by-2 blue plate, one 1-by-3 blue plate, one 1-by-1 black angular brick, one 1-by-1 blue plate with an upright holder, and one gray tap.
Spiker
Also known as the Brute SMG, the Spiker fires spike grenades and has two bayonet-like tusks mounted underneath the barrel. To make the Spiker, you need one 1-by-1 brown brick with four knobs, one gray tap, two 1-by-1 black plates with a vertical holder, one 1-by-1 brown plate with the upright holder, two 1-by-2 radiator grilles (one gray and one black), and two white horns with a shaft.
Shotgun
The shotgun looks like a traditional pump-action shotgun. Make it with one black tap, one black light sword blade, two 1-by-1 brown plates with an upright holder, and one 1-by-1 gray round brick.
Battle Rifle
The Battle Rifle is a semi-automatic weapon that fires three round bursts. Its effectiveness made it one of the most popular weapons in the game. To make the Battle Rifle, you need one pair of dark gray prismatic binoculars, one gray T-piece, one 1-by-1 brown plate with an upright holder, and one black stick with the holder.
Needler
One of the more distinctive alien weapons, the Needler fires pink needles that stab into enemies and then explode. To make the Needler, you need one 1-by-1 brown brick with four knobs, one 1-by-2 black plate, one black tap, one 1-by-1 red plate with an upright holder, one 1-by-1 black small nose cone, and one orange dragon's flame.
Energy Sword
The Energy Sword is a two-pronged melee weapon that is lethal at close range. Make it with one pair of dark gray prismatic binoculars and two ice blue light sword blades.
Sniper Rifle
The Sniper Rifle looks similar to a contemporary .50 caliber sniper rifles. To make the Sniper Rifle, you need one 1-by-1 black brick with four knobs, one black stick, one 1-by-1 black round brick, one 1-by-1 black small nose cone, one 1-by-1 brown plate with an upright holder, one 1-by-1 red round plate, one black megaphone, one black stick with a knob and tube, and two black mini-antennae.
Spartan Laser
Designed to take out armored vehicles, the Spartan Laser fires a highly charged beam at its target. You will need one gray tap, one gray T-piece, one 1-by-1 black brick with four knobs, one 1-by-1 dark gray round brick, two 1-by-1 plates with vertical holder (one gray and one black), one 1-by-2 black plate, one 1-by-3 black plate, one 1-by-4 black plate, one 1-by-4 black flat tile, one 1-by-1 black flat tile, two 1-by-2 radiator grilles (one gray and one black), and one 1-by-1 red round plate.
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