Janemba, Dark Parasite (BT12-051) [Vicious Rejuvenation Pre-Release Cards]

Product Details

[Critical]
[Auto] If your opponent has 2 or more energy : When this card attacks, your opponent may choose 1 of their Battle Cards and send it to its owner's Warp. If they didn't, draw 1 card, then switch up to 1 of your blue energy to Active Mode.