Namekian Duo Pirina (BT4-058) - Colossal Warfare

[Activate: Main] [Once per turn] Choose 1 "Namekian" from your hand and place it under this card : Draw 1 card and this card gains +10000 power and [Critical] (When this card inflicts damage to your opponent's life, they place that many cards in their Drop Area instead of their hand) for the duration of the turn.