This card is unaffected by any effect other than its own, and after the Flash effect resolves, it is banished from the game.
Flash - Discard cards from your opponent's hand until only two remain. For each card discarded by this effect, send one core from an opposing Spirit/Ultimate to the Reserve. Alternatively, during this turn. the Level Cost of opposing Spirits/Ultimates is increased by +2. These effects can only be used during (Opponent's Attack Step)