Valkyries' Seventh Sister, Reginleif D-TB05/018 RR

[Volund]-"Father of All Humanity, Adam" (This card can be played as an Arms order, and Armed to the specified unit on (VC). This card is no longer a unit when it has been Armed, and if a new [Volund] is Armed, put this card into your drop) [CONT](VC):If this card is Armed to your vanguard, all the following effects are active. ?[ACT]1/Turn:COST [Soul Blast (2)], and draw a card. ?[AUTO]:When your vanguard is attacked, COST [Counter Blast (1) & bind a "Valkyries' Seventh Sister, Reginleif" from your hand], and increase or decrease the [Power] of the unit Armed with this card to match the [Power] of the attacking unit until end of that battle.