The Black Rock’s Odd Activity

"Reborn Card: After activating this card on the specific monster, there's a possibility for the Monster Card to obtain a powerful bloodline.

"Remark 1: The higher the rarity of the Monster Card, the higher the probability of obtaining a powerful bloodline."

"Remark 2: If the monster has thin bloodline genetic particles in its body, there's a high possibility to awaken the bloodline."

"Remark 3: New type of monster, which source is unknown, has a low probability of obtaining the bloodline."