====== Grav Wave Hub (RV) ======
{{ http://nulll-void.com/games/hd3/crds/gravwavehub.jpg?nolink }}

====== Card Info ======
**Race** : {{:hidden:rv.png?nolink}} [[hd3:cards:list_rv|Rivi'i]]

**Type** : structure ([[hd3:cards:list_eng|Energy structure]])

**Rarity** : [[hd3:rarity#common|common]]

**Cost** : 0 {{:hidden:eng5.png?nolink}}

====== Abilities ======
**played** : Generates 1{{:hidden:eng5.png?nolink}}.

**automatic** : Generates 1{{:hidden:eng5.png?nolink}}.

**activatable** : Generates 1{{:hidden:eng5.png?nolink}}, one random allied ship won't attack this turn. (cost : 0)