In both cases, you get to choose which card you will lose unless specified that your opponent chooses instead
For the cost of three mana, whenever Rhys attacks, this 3/2 Elf causes you to gain one life for each Elf you control
#3 Leafeon VMAX Alt Art Next up we have a Pokemon whose V form didnt quite make the top 10 most valuable cards in Evolving Skies
Risk 9.1 Any V Lot in the power, possession or custody of the Company (including during transportation by employees or agents of the Company) shall at all times remain at the risk of the Seller until the legal risk passes to the Buyer (see clause 9.8 below) and, except where the Company (and its employees or agents) has not acted with due care and skill, the Company shall not be liable for any Claims relating to any V Lot
However, with Gengar EX, the player can disable any Supporter cards that the opponent wants to use, which can be a great strategy for decks that rely heavily on them