Blue-Eyes Alternative White Dragon (PUR) [RA02-EN010] Prismatic Ultimate Rare

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by revealing "Blue-Eyes White Dragon" in your hand. You can only Special Summon "Blue-Eyes Alternative White Dragon" once per turn this way. This card's name becomes "Blue-Eyes White Dragon" while on the field or in the GY. Once per turn: You can target 1 monster your opponent controls; destroy it. This card cannot attack the turn this effect is activated.