Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by banishing 1 "Stardust Dragon", 1 "Red Dragon Archfiend", 1 "Black Rose Dragon", 1 "Ancient Fairy Dragon", and 1 "Black-Winged Dragon" from your GY. If this card leaves the field, you take 2000 damage. You can only use 1 of the following "Crimson Dragon" effects per turn, and only once that turn. You can only use each of the following effects of "Crimson Dragon" once per Duel. ● During your Main Phase: You can destroy 1 Field Spell on the field, also as many cards your opponent controls as possible, and if you do, either gain 500 LP for each card destroyed by this effect or inflict that much damage to your opponent. ● During your Main Phase: You can destroy this card, and if you do, halve your opponent's LP.