Deal 3 arcane damage to target opposing hero.
If Sonic Boom deals damage, look at the top card of your deck. If it's a Wizard 'non-attack' action card, you may banish it. If you do, you may play it this turn as though it were an instant and it costs X resource points less to play, where X is the damage dealt by Sonic Boom.
Go again
This enters the arena with 3 verse counters. When it has none, destroy it.
Once per turn, when you play an attack action card, remove a verse counter from this. If you do, create a Runechant token.