Breastplates

Light Breastplate, Breastplate and Heavy Breastplate: one hero item in three tiers, from +250 fighting strength at tier I.

Every tier and rarity

Item	Common	Uncommon	Rare	Epic
Light Breastplate Tier I	+250 fighting strength	+500 fighting strength	+1,000 fighting strength	+1,750 fighting strength
Breastplate Tier II	+1,000 fighting strength	+2,000 fighting strength	+4,000 fighting strength	+7,000 fighting strength
Heavy Breastplate Tier III	+4,000 fighting strength	+5,000 fighting strength	+7,000 fighting strength	+10,000 fighting strength

Uncommon, rare and epic items exist only on special servers.

A tier 1 body armour for the hero: +250 fighting strength.

250 fighting strength is what 3.1 strength points give a hero, or 2.5 for a Roman hero.
A Spartan hero gets +375 fighting strength from it instead - half as much again, rounded up.
On worlds with item rarities it rises from 250 common to 500 uncommon, 1,000 rare and 1,750 epic fighting strength. Uncommon, rare and epic items exist only on special servers.

A tier 2 body armour for the hero: +1,000 fighting strength.

1,000 fighting strength is what 12.5 strength points give a hero, or 10.0 for a Roman hero.
A Spartan hero gets +1,500 fighting strength from it instead - half as much again, rounded up.
On worlds with item rarities it rises from 1,000 common to 2,000 uncommon, 4,000 rare and 7,000 epic fighting strength. Uncommon, rare and epic items exist only on special servers.

A tier 3 body armour for the hero: +4,000 fighting strength.

4,000 fighting strength is what 50.0 strength points give a hero, or 40.0 for a Roman hero.
A Spartan hero gets +6,000 fighting strength from it instead - half as much again, rounded up.
On worlds with item rarities it rises from 4,000 common to 5,000 uncommon, 7,000 rare and 10,000 epic fighting strength. Uncommon, rare and epic items exist only on special servers.