Gedo Shield

<Dragon World> [CONT]:Sentinel (You may only have up to four cards with "[CONT]:Sentinel" in a deck) Play this with [COST][discard a card from hand] if your order zone has a "Parade of Hundred Demons"! Choose one of your units, and it cannot be hit until end of that battle. Remove this card. [COST][Pay a gauge], choose one of your opponent's rear-guards, and it gets [Power]-5000 until end of turn.