# Collision achievement

> Use a specific Sidereal Skill during a particular attack phase. In Lost Ark, Collision belongs to the Hidden achievement category.

Canonical: https://lostark.wiki/database/achievements/collision-10010157

## Objectives

1. Use a specific Sidereal Skill during a particular attack phase while fighting Thaemine, Conqueror of Stars

Hidden

## Related

- [Home](https://lostark.wiki/)
- [Achievements](https://lostark.wiki/database/achievements)