Teamfight Tactics Set 17 Arbiter Guide: Mastering the Correct Causes and Effects

Arbtier only has four units in Set 17. There are only two breakpoints on the trait. Two units activate Arbiter, and the third unit increases the effect chosen.

Leona

• One-cost Tank
• Vanguard

Zoe

• Two-cost AP Caster
• Conduit

Diana

• Three-cost AP Fighter
• Challenger

LeBlanc

• Four-cost AP Marksmen
• Shepherd

Teamfight Tactics: Arbiter Causes and Effects

There are nine causes and nine effects for Arbiter in the current version of Set 17. Some effects will not apply to some causes. All Information provided by Little Buddy Bot.

When An Arbiter Attacks 3 Times

• Arbiters gain Max Health
  • 8/12 Max Health
• Arbiters gain Shield
  • 7/10 for 4 seconds
• Arbiters gain Attack Speed
  • 3/5% Attack Speed
• Arbiters gain Ability Power
  • 6/9 Ability Power
• Arbiters gain Mana
  • 7/10 Mana
• Chance of Reroll
  • 6/8% chance of reroll

Combat Start: For each Arbiter star level

• Arbiters gain Max Health
  • 10/10 Max Health
• Arbiters gain Shield
  • 7/7 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 10/10 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 7/7% Attack Speed
• Arbiters gain Ability Power
  • 7/7 Ability Power
• Chance of Gold
  • 5/5% chance of 2 gold
• Chance of Reroll
  • 12/12% chance of reroll
• Chance of Leona
  • 12/12% chance of Leona

When An Enemy Dies

• Arbiters gain Max Health
  • 10/15 Max Health
• Arbiters gain Shield
  • 12/18 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • Arbiters gain 18/27 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 8/12% Attack Speed
• Arbiters gain Ability Power
  • 8/12 Ability Power
• Arbiters gain Mana
  • 8/12 Mana
• Chance of Gold
  • 8/8% of 2/3 gold
• Chance of Reroll
  • 18/25% of reroll
• Chance of Leona
  • 18/25% chance of Leona

When an Arbiter deals damage 10 times

• Arbiters gain Max Health
  • 11/17 Max Health
• Arbiters gain Shield
  • 10/15 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 16/24 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 5/8% Attack Speed
• Arbiters gain Ability Power
  • 8/12 Ability Power
• Arbiters gain Mana
  • 10/15 Mana
• Chance of Reroll
  • 10/15% chance of reroll

Combat Start: For each interest you would gain, also

• Arbiters gain Max Health
  • 12/18 Max Health
• Arbiters gain Shield
  • 10/15 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 12/18 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 8/12% Attack Speed
• Arbiters gain Ability Power
  • 8/12 Ability Power
• Chance of Gold
  • 9/9% chance of 2/3 gold
• Chance of Reroll
  • 20/30% chance of reroll
• Chance of Leona
  • 20/30% chance of Leona

Every 4 Seconds

• Arbiters gain Max Health
  • 14/21 Max Health
• Arbiters gain Shield
  • 12/18 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 16/24 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 11/17% Attack Speed
• Arbiters gain Ability Power
  • 10/15 Ability Power
• Arbiters gain Mana
  • 8/12 Mana
• Chance of Gold
  • 8/8% chance of 2/3 gold
• Chance of Reroll
  • 18/25% chance of reroll
• Chance of Leona
  • 18/25 chance of Leona

When an Arbiter spends 50 mana

• Arbiters gain Max Health
  • 24/36 Max Health
• Arbiters gain Shield
  • 8/12 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 26/39 Armor and Magic
• Arbiters gain Attack Speed
  • 12/18% Attack Speed
• Arbiters gain Ability Power
  • 16/24 Ability Power
• Arbiters gain Mana
  • 10/15 Mana
• Chance of Gold
  • 4/4% chance of 2/4 gold
• Chance of Reroll
  • 12/20% chance of reroll
• Chance of Leona
  • 12/20% chance of Leona

Combat Start: If you rerolled in the previous planning phase

• Arbiters gain Max Health
  • 50/75 Max Health
• Arbiters gain Shield
  • 40/60 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 45/70 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 30/45% Attack Speed
• Arbiters gain Ability Power
  • 30/45 Ability Power
• Chance of Gold
  • 22% chance of 2/4 gold
• Chance of Leona
  • 50/100% chance of Leona

First time tach Arbiters drops below 40% HP

• Arbiters gain Max Health
  • 55/85 Max Health
• Arbiters gain Shield
  • 55/85 for 4 seconds
• Arbiters gain Armor and Magic Resist
  • 75/110 Armor and Magic Resist
• Arbiters gain Attack Speed
  • 70/100% Attack Speed
• Arbiters gain Ability Power
  • 70/100 Ability Power
• Arbiters gain Mana
  • 50/80 Mana
• Chance of Gold
  • 11% chance of 2/4 gold
• Chance of Reroll
  • 25/50% chance of Reroll
• Chance of Leona
  • 25/50% chance of Leona

More Teamfight Tactics Content

Stay tuned for more information and guides on specific compositions and hero augments on the new set. If you would like to check out other Teamfight Tactics-related content, have a look below:

• Teamfight Tactics Set 17 One Costs
• Teamfight Tactics Set 17 Two Costs
• Teamfight Tactics Set 17 Three Costs
• Teamfight Tactics Set 17 Four Costs
• Teamfight Tactics Set 17 Five Costs