Dragon Breath - 500 Years In The Future (OP07)

Product Details:

Card No: OP07-017
Rarity: UC
Color: Red
Card Type: Event
Cost: 2
Power: -
Counter: -
Attribute: -
Type: Revolutionary Army
Card Set: -500 Years in the Future- [OP-07]

Effect:
[Main] K.O. up to 1 of your opponent's Characters with 3000 power or less and up to 1 of your opponent's Stages with a cost of 1 or less.

Trigger
[Trigger] Activate this card's [Main] effect.

Card Questions/Ruling:

• Can I use this [Main] effect to K.O. my opponent's Character with 3000 power or less even if my opponent has no Stage with a cost of 1 or less on their field?
  Yes, you can.