Logician

Immediately when you gain this feat, you gain a +2 once per turn to all attack rolls after taking the Ready action against a single enemy.

Starting at 5th level, you can use a bonus action to use the rhythms of your enemy against them. On a successful Wisdom check against the enemy's Dexterity, you inflict 5d4 piercing damage on the enemy. At 5th level, you can use this ability 1 + INT mod + Proficiency, at 10th level, 2 x INT mod + Proficiency, and 15th level, 3 x INT mod x Proficiency.