Whenever you play a card with an effect that deals arcane damage, you may pay [1 Resource]. If you do, that effect deals that much arcane damage plus 1 and at the beginning of the end phase, destroy Metamarpus Node.
Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay [1 Resource] instead. If you do, prevent 1 arcane damage that source would deal.)
Near Mint 1st Edition Normal - $17.30
Lightly Played 1st Edition Normal - $15.50
Moderately Played 1st Edition Normal - $13.80
Heavily Played 1st Edition Normal - $8.70
Damaged 1st Edition Normal - $6.10