If I have no cards in my hand, can I use Rotom VSTAR's "Conversion Star" Ability?
You must have at least 1 card in hand and 1 in your deck to use the ability. If you do, you can discard as many cards from your hand as you want.
Conversion Star



x2Conversion Star
During your turn, you may use this Ability. Discard any number of cards from your hand. Then, draw that many cards. (You can't use more than 1 VSTAR Power in a game.)

Scrap PulsePut any number of Pokémon Tool cards from your discard pile in the Lost Zone. This attack does 40 more damage for each card you put in the Lost Zone in this way.
If I have no cards in my hand, can I use Rotom VSTAR's "Conversion Star" Ability?
You must have at least 1 card in hand and 1 in your deck to use the ability. If you do, you can discard as many cards from your hand as you want.