Opt 2 (Look at the top 2 cards of your deck. You may put them on the top and/or bottom in any order.)
Reveal the top card of your deck. If it's a Runeblade card, deal 1 arcane damage to each opposing hero. If it's a Shadow card, you may banish it.
Go again
Reveal the top card of your deck. If it's a Runeblade card, deal 1 arcane damage to each opposing hero. If it's a Shadow card, you may banish it.
Go again