Most people today will remember Football, but the company also released the creatively-titled Basebal and Basketball, as well as the non-sports titles Missle Attack, Armor Battle, and Sub Chase.

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Each unit you unlock has three upgrades you can choose from, but most will probably be based around increased attack speed, armor or movement.

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Saadat said the range of products is huge, from desk chairs and laptop computers to attack dogs and body armor.

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