Blood of Steel
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BOS is an Online Multiplayer PvP MOBA game featuring iconic heroes from world history. As a warlord, you can lead various legions and heroes, commanding them to slay your enemies in bloody battlefields. Let’s take to the rankings, seize territories or partake in strategic battles.
Warrior Leader
Very common93.8%Obtain 1 permanent Warrior Hero
archer Leader
Very common74.6%Obtain 1 permanent Ranger Hero
Super Killer Ⅰ
Common62.4%Kill 50 enemies
Millionaire Ⅰ
Common47.2%Gain 10000 Silver
Leadership Ⅰ
Uncommon38.8%Collect 5 Heroes
Easy As Pie Ⅰ
Uncommon35.8%Slay 10 heroes
Rider Companion Ⅰ
Uncommon28.5%Have 1 in-game friend
Rider Leader
Uncommon23.6%Obtain 1 permanent Rider Hero
Pledge Power Ⅰ
Uncommon18.9%Complete 20 battles with Warrior Hero in Legion War/Ranked Legion War
Ever Victorious Army
Rare9.0%Get 10 wins in Randed Match mode
Restless Ⅱ
Rare5.1%Complete 100 victories in 7v7 Corps Battle
Support Master Ⅲ
Very rare4.9%Complete 5000 assists
MVP Ⅰ
Ultra rare0.8%Get 1000 likes
World Shaker
Ultra rare0.8%Complete 100 victories in 10v10 Great Battle
Invincible Hero
Ultra rare0.7%Upgrade 1 hero to Lv.11
Primary Weapon Collector Ⅰ
Ultra rare0.7%Own 10 permanent Primary Weapon Skins
Secondary Weapon Collector Ⅰ
Ultra rare0.6%Own 10 permanent Secondary Weapon Skins
All-conquering Ⅱ
Ultra rare0.5%Complete 200 victories in Siege Battle
Back Accessory Collector Ⅱ
Ultra rare0.5%Own 50 permanent Accessory Skins
Battlefield King Ⅲ
Ultra rare0.5%Complete 2000 battlefields
Falcon Strike Ⅲ
Ultra rare0.5%Complete 2000 battles with Ranger Hero in Legion War/Ranked Legion War
Groom Ⅰ
Ultra rare0.5%Own 10 permanent Horse Skins
Man of Steel
Ultra rare0.5%Get 100 wins in Hero Arena (Bot Match excluded)
Shadow Raider Ⅲ
Ultra rare0.5%Complete 2000 battles with Rider Hero in Legion War/Ranked Legion War
Shield Collector Ⅰ
Ultra rare0.5%Own 10 permanent Shield Skins
Skin Collector Ⅱ
Ultra rare0.5%Own 50 Hero Skins
Warlord Hero
Ultra rare0.5%Upgrade 1 hero to Lv.12
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