I found that this is “region” problem. US region seems up-to-date, but other region is not updated.
It seems that they forgot to update All region game data.
EU region Data
{
“id”: 48146,
“collectible”: 1,
“slug”: “48146-dr-boom-mad-genius”,
“classId”: 10,
“cardTypeId”: 3,
“cardSetId”: 1127,
“rarityId”: 5,
“artistName”: “Matt Dixon”,
“health”: 30,
“manaCost”: 7,
“armor”: 7,
“name”: “Dr. Boom, Mad Genius”,
“text”: “Battlecry: For the rest of the game, your Mechs have Rush.”,
“flavorText”: ““Of course I’ve gone mad with power. Ever try going mad without it?””,
“childIds”: [
48145,
49364,
49365,
49366,
49367,
49370
],
“keywordIds”: [
8,
53
]
}
KR region Data
{
“id”: 48146,
“collectible”: 1,
“slug”: “48146-dr-boom-mad-genius”,
“classId”: 10,
“cardTypeId”: 3,
“cardSetId”: 1127,
“rarityId”: 5,
“artistName”: “Matt Dixon”,
“health”: 30,
“manaCost”: 7,
“armor”: 7,
“name”: “Dr. Boom, Mad Genius”,
“text”: “Battlecry: For the rest of the game, your Mechs have Rush.”,
“flavorText”: ““Of course I’ve gone mad with power. Ever try going mad without it?””,
“childIds”: [
48145,
49364,
49365,
49366,
49367,
49370
],
“keywordIds”: [
8,
53
]
}
TW region Data
{
“id”: 48146,
“collectible”: 1,
“slug”: “48146-dr-boom-mad-genius”,
“classId”: 10,
“cardTypeId”: 3,
“cardSetId”: 1127,
“rarityId”: 5,
“artistName”: “Matt Dixon”,
“health”: 30,
“manaCost”: 7,
“armor”: 7,
“name”: “Dr. Boom, Mad Genius”,
“text”: “Battlecry: For the rest of the game, your Mechs have Rush.”,
“flavorText”: ““Of course I’ve gone mad with power. Ever try going mad without it?””,
“childIds”: [
48145,
49364,
49365,
49366,
49367,
49370
],
“keywordIds”: [
8,
53
]
}