Battle City   (#39,  BW Promos (Unlimited))
Type:   Stadium
Rule:  This card stays in play when you play it. Discard this card if another Stadium card comes into play. If another card with the same name is in play, you can't play this card.
Text:  Once during each player's turn, that player may flip a coin. If heads, the player draws a card.
Rarity:  Promo
Artist:  Hideoki Hakazaki