Talk:Thunder Knights, Gyral Strikes Drum/@comment-26275870-20180409051152/@comment-26684750-20180409052914

It isn't when you Move (which is at the start of each attack phase). It's if your monster Move during that turn. Meaning when you use the move ability, you can use that skill from that moment until the end of that turn (including after Drum's attack, or when something attacks it).