Figured we can compile all information in this thread as it comes in.
* denotes weaponskill has fTP that carries over to all hits
Dagger
*Dancing Edge - Potency increase may indicate accuracy boost
Shark Bite - fTP 4.75 ???
*Exenterator
*Evisceration - fTP 1.25
Mandalic Stab - ???
Mercy Stroke - ???
Mordant Rime - fTP 5.0
*Pyrrhic Kleos - fTP raised to 1.75
Rudra's Storm - Now deals Sextpuple Damage instead of Triple Damage. fTP 6.0 / 15 / 19.5
Sword
*Chant du Cygne
Death Blossom - fTP 4.0
Expiacion - ???
Knights of the Round - fTP 5.0
Savage Blade - ???
*Swift Blade
Vorpal Blade - ???
Axe
*Rampage - fTP 1.0
Calamity - ???
Mistral Axe - ???
*Decimation - fTP 1.75
Onslaught - fTP
Bora Axe - fTP 4.0
*Ruinator - fTP 1.0
Katana
*Blade: Jin - fTP 1.36 ??
*Blade : Ku - ???
Blade: Metsu - fTP 4.0
Blade: Kamu - ???
Blade : Hi - Now deals Quintuple Damage. fTP 5.0
*Blade: Shun - fTP 1.0
Blade: Ten - ???
Club
Black Halo - ???
*Hexastrike - fTP 1.125
Judgement - ???
Mystic Boon - ???
Randgrith - ???
Realmrazer - fTP 0.88??
True Strike - fTP 1.0