Card Destruction

Edison Card Text
① Each player discards as many cards as possible from their hand, then draws the same number of cards.
No targeting
No Damage Step effect
Banlist • Limited
Interactions
Can you activate Card Destruction if your opponent will deck out but you won't?✓
Opponent has too few cards left to draw; you have enough.
Yes. You may deck your opponent out with Card Destruction, but you cannot activate it if it would deck you out.
Can you activate Card Destruction if your opponent has no cards in hand?!
One player has an empty hand and Card Destruction is available.
Yes, as long as at least one player has cards in hand. Discarding is part of the effect, not a cost.
Rulings
edisonformat.net
You can't activate this card if:
● Both players have 0 cards in their hands.
● The number of cards in your Deck is less than the number of cards in your hand (excluding this card).
You can activate this card if:
● Either player has 0 cards in their hand (but not both).
● The number of cards in your opponent's Deck is less than the number of cards in their hand.
edisonformat.com
Discarding your hand is not a cost for either player.
"Card Destruction" can be activated if either player has at least 1 card in his/her hand (not including "Card Destruction"). If your opponent has 1 or more cards in his/her hand and you only have "Card Destruction" in your hand, you can activate "Card Destruction". If your opponent has no cards in his/her hand and you have "Card Destruction" and 1 other card in your hand, you can activate "Card Destruction". If your opponent has no cards in his/her hand and you only have "Card Destruction" in your hand, you cannot activate "Card Destruction".