It seems like since hiker activates every single card that plays to add chips too it, it doesn't give bloodstone a chance to activate its multiplier. I added a video for proof as well
https://medal.tv/games/balatro/clips/1X7lY0cozaz4Ym/d1337LO3fYhC?invite=cr-MSxlVUYsODY3MDQ4MjMs