Boon of Dimensional Travel
Player's Handbook
Epic Boon
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.
Blink Steps. Immediately after you take the Attack action or the Magic action, you can teleport up to 30 feet to an unoccupied space you can see.