Arsenal Online is a high-octane 2D shooter. Jump into some quick and explosive shoot-em-up action! SOLO AND CO-OP GAME MODES Play one of many fun game modes either solo or with a friend online! Each game mode has a different objective, such as Sniper where accuracy is rewarded, or Time Attack where maximum kills is the goal. HUNDREDS OF WEAPONS AND ATTACHMENTS Unlock hundreds of weapons and attachments, ranging from pistols, SMGs, assault rifles, LMGs, sniper rifles, and more! FIRING RANGE Just want to equip a weapon and shoot targets? Enter the firing range where all weapons and attachments are immediately accessible.