If you copy Rampage Blast then you would be also getting 50% increased damage to bosses along with the universal 100% defense bypass. Along with double attack crit update, have other Shadow Chasers discovered other "hidden gems" to increase the class's viability?
Devil's Hand
Aspd + 10%
Reduces the fixed casting time of skills by 50%.
Increases the damage of Lion's Howl by 20%.
The users casting cannot be interrupted outside of WoE.
If upgrade level is +7 or higher,
Additional Aspd + 5%
Increases the damage of Lion's Howl by an additional 30%.
If upgrade level is +9 or higher,
Additional Aspd + 5%
Increases the damage of Lion's Howl by an additional 50%.
If upgrade level is +10 or higher,
Reduces the variable casting time of Lion's Howl, Mental Strength and Summon Spirit Sphereby 50%, if Lightning Ride is at maximum level.
Reduces the cooldown of Lion's Howl by 9.5 seconds, if Earth Shaker is at maximum level.
Increases physical damage on boss monsters by 50%, if Rampage Blast is at maximum level.
Bypass 100% of hard defense of normal monsters, boss monsters and players when performing a physical attack.