Unlike a majority of events, the requirements of the objectives in ATV feature no elements of the associated [[set]]. Therefore its objectives can be completed with cards from any set. Because of this, it was able to remain a [[Standard]] event even when [[M21]] cards rotated into Legacy; however, however it was still ultimately moved to Legacy with the following Standard rotation in October 2022 (v5.9).

Charges are Until the 2024 change that put all charges upfront and removed charge caps, charges were added in excess of the maximum; charges can , and could be missed.