| Set: |
Promo |
| Finish: |
Rainbow Foil |
| Type: |
Action |
| Subtype: |
Attack |
| Rarity: |
Promo |
| Class: |
Runeblade Elemental |
| Cost: |
0 |
| Power: |
4 |
Lightning Fusion (As an additional cost to play Arcanic Shockwave, you may reveal a Lightning card from your hand.)
When you attack with Arcanic Shockwave, if it was fused, deal 1 arcane damage to target hero.
![Arcanic Shockwave (Red Extended Art) [LGS079] (Promo) Rainbow Foil](http://cardcastergames.com/cdn/shop/files/5ba0af66-98cb-5f65-ad47-4ade789d443a_800x.png?v=1737324192)
![Arcanic Shockwave (Red Extended Art) [LGS079] (Promo) Rainbow Foil](http://cardcastergames.com/cdn/shop/files/5ba0af66-98cb-5f65-ad47-4ade789d443a_1024x.png?v=1737324192)
