The Potion of Relentless Striking appears to show oddly inaccurate information in its tooltip next to the imbiber's portrait:

 

 

Guess that should be, according to the item's description, +50% Action Speed*, +20% Melee Damage, -10 Deflection.

 

* make sure you check the signage convention here. Bonuses should consistently carry a minus, since they're making stuff take less time.

Edited November 27, 20178 yr by AndreaColombo

What is your character's Alchemy skill? That will affect the potency of potions you consume.

What is your character's Alchemy skill? That will affect the potency of potions you consume.

 

Seriously? I probably had like 2 ranks. You've just given me reason to max out on Alchemy on my Watcher

Just run a quick test—maxing out Alchemy can make this potion pretty crazy (of course the price you pay is no Stealth or Athletics.)

 

However, the character record does not indicate the magnitude of the bonus to potion/drug effects from Alchemy. Could you file a feature request to add it (in the same way as Mechanics shows in your character record what level of traps you can disarm, etc.)?

 

I don't know about Arcana—I haven't tested—but if it does not display what level of scrolls you can use with your current score, it probably should