A Boom Tube was a method of travel used by the New Gods and the Justice League. It opened up a portal and allowed from a singal user to a horde of Parademons to advance through. Boom Tubes transport size often depended on the object being used to create them, with Cyborg being able to transport the Justice League and some, Apokolips towers being able to transport millions of Parademons and Mother Boxes having a dependent capacity.

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