Boon of The Compensator

Epic Boon Feat (Prerequisite: Level 19+)

You gain the following benefits.

Ability Score Increase. Increase one ability score of your choice by 1, to a maximum of 30.

I'm A Grower Not A Shower. When you grab any weapon no matter the size it will grow to a size above yours and depending on the size of the weapon and the size of the wielder it will double or triple the amount of damage dice being rolled. The wielder also gains expertise while wilding this weapon. 

False Harding . While using the enlarged weapon the wielder also gains Resistance to the damage type of that weapon.