Made Variants mandatory

Signed-off-by: Avior <florian.bouillon@delta-wings.net>

data/Diamond & Pearl/Mysterious Treasures.ts

@@ -3,23 +3,33 @@ import serie from '../Diamond & Pearl'
 
 const dp2: Set = {
 	id: "dp2",
+
 	name: {
 		en: "Mysterious Treasures",
 		fr: "Mysterious Treasures"
 	},
-	serie: serie,
 
+	serie: serie,
 	tcgOnline: "MT",
 
 	cardCount: {
 		total: 123,
 		official: 122
 	},
+
 	legal: {
 		expanded: false,
 		standard: false
 	},
-	releaseDate: "2007-08-01"
+
+	releaseDate: "2007-08-01",
+
+	variants: {
+		normal: true,
+		reverse: true,
+		holo: false,
+		firstEdition: false
+	}
 }
 
 export default dp2