Lernaean Hydra

•Hydra cannot enter the battlefield unless the opposing player has more HP than you•
1 AP — Kill this creature and immediately replace it. The opposing player gets 2 coins and doesn't recieve the kill reward.
3 AP — Add 2 to X
When Lernaean Hydra takes damage, add 2 to X.
When Lernaean Hydra dies, deal X damage to opposing player. This damage cannot be affected by any card or ability.
Kill reward: 5