Capture covered positions
Mark every mystery position by reel and row before the reveal.
A mystery reveal can alter several positions at once. Keep the pre-reveal and post-reveal states separate so the resulting win can be checked.
Open Alive for the Mystery RevealPlay With the Grid Record ReadyContinue to the Verified Alive RouteMark every mystery position by reel and row before the reveal.
Save the transformed symbol and any stated exclusions in the active help panel.
Check the top reel and adjacent main reels against the revealed layout.
Keep the round ID, stake, total and account-history settlement together.
Check the active release for exclusions.
They show what changed during the reveal.
Not when it remains inside the same round.