A sparrow?

"I knew Ming would sell the Blood Certificate, I've prepared the money."

"My team got 4 in total these days, not enough to share. Those of you with lower levels should not buy first, let us buy first. When we reach the level and successfully class transfer, we will sell it to you cheaply then."

"Are we starting to do business with the good person card?"

"If you want to buy, see who has more money, if you don't want to buy, don't make a fuss, whether you want to buy or not is your own business."

"I suggest, if you have more money, you can buy, at least you don't have to face a Lord-level, also reduces one risk, compared to money and life, which is more important, everyone understands."

"..."