We are currently performing an upgrade to our software. This upgrade will bring MediaWiki from version 1.31 to 1.33. While the upgrade is being performed on your wiki it will be in read-only mode. For more information check here.
Ephemeral is an ability keyword of some minions. These minions disappear from the battlefield at the end of the turn.
For example Wind Dervishes are notorious Ephemeral minions.