Since I had about 5 or more asking: These are actually in the PTR 2.3 notes
New Seasonal Legendary Items
Note: The following Seasonal items will be not be available to PC players until Season 4 begins and will be available exclusively to Seasonal characters until the conclusion of Season 4
Bane of the Stricken
New Legendary Gem
Each attack you make against an enemy increases the damage it takes from your attacks by 1.0%
Gain 25% increased damage against Rift Guardians and bosses at rank 25
Barbarian
Dishonored Legacy
New Mighty Weapon
Cleave deals up to 300-400% increased damage based on percentage of missing Fury
Crusader
Sacred Harness
New Legendary Belt
Judgment is cast at your landing location when casting Falling Sword
Demon Hunter
The Demon's Demise
New Legendary Hand Crossbow
Spike Trap - Sticky Trap spreads to nearby enemies when it explodes
Monk
Lion's Claw
New Legendary Fist Weapon
Seven-Sided Strike performs an additional 7 strikes
Witch Doctor
Henri's Perquisition
New Mojo
The first time an enemy deals damage to you, reduce that damage by 45-60% and Charm the enemy for 3 seconds
Wizard
Fazula's Improbable Chain
New Legendary Belt
Archon stacks also increase your Attack Speed, Armor and resistances by 1%
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Since I had about 5 or more asking: These are actually in the PTR 2.3 notes
New Seasonal Legendary Items
Note: The following Seasonal items will be not be available to PC players until Season 4 begins and will be available exclusively to Seasonal characters until the conclusion of Season 4
Bane of the Stricken
New Legendary Gem
Each attack you make against an enemy increases the damage it takes from your attacks by 1.0%
Gain 25% increased damage against Rift Guardians and bosses at rank 25
Barbarian
Dishonored Legacy
New Mighty Weapon
Cleave deals up to 300-400% increased damage based on percentage of missing Fury
Crusader
Sacred Harness
New Legendary Belt
Judgment is cast at your landing location when casting Falling Sword
Demon Hunter
The Demon's Demise
New Legendary Hand Crossbow
Spike Trap - Sticky Trap spreads to nearby enemies when it explodes
Monk
Lion's Claw
New Legendary Fist Weapon
Seven-Sided Strike performs an additional 7 strikes
Witch Doctor
Henri's Perquisition
New Mojo
The first time an enemy deals damage to you, reduce that damage by 45-60% and Charm the enemy for 3 seconds
Wizard
Fazula's Improbable Chain
New Legendary Belt
Archon stacks also increase your Attack Speed, Armor and resistances by 1%