Below is a list of all Pokémon cards that have the Ability Dark Signal

Picture Card Name Set Details Card Details
Umbreon VMAX Brilliant Stars
TG23 / TG30
310HP
WeaknessResistanceRetreat Cost
x2 
Umbreon VMAX Evolving Skies
95 / 225
310HP
WeaknessResistanceRetreat Cost
x2 
Umbreon VMAX Evolving Skies
214 / 225
310HP
WeaknessResistanceRetreat Cost
x2 
Umbreon VMAX Evolving Skies
215 / 225
310HP
WeaknessResistanceRetreat Cost
x2