Twin strike

General Feat (Prerequisite: Level 4+, Strength or Dexterity 13+)

You gain the following benefits.

Ability Score Increase. Increase your Dexterity or Strength score by 1, to a maximum of 20.

Power tweak. Whenever you attack with an weapon or unarmed strike and roll with advantage, if you roll the same number twice, its automatically a critical hit. If you score a critical hit this way, add damage equal to twice your total level. Can only trigger once per turn

Weakness management. Whenever you attack with an weapon or unarmed strike and roll with disadvantage, if you roll the same number twice, its automatically a hit, and you can attack again with a light property weapon, with disadvantage. Can only trigger once per turn