: Cardfight!! Vanguard
: Booster Set 4: Eclipse of Illusionary Shadows
Lava Arm Dragon:
[CONT](VC/RC):If you do not have a unit named "Amber Dragon, Eclipse" or a unit named "Amber Dragon, Dusk" on your (VC), this unit gets [Power]-5000. [AUTO](VC/RC):When this unit attacks, this unit gets [Power]+2000 until end of that battle.
The dark skies best matches a river of molten lava.