PHNI-EN024 * Carnot the Eternal Machine * Ultra Rare * Phantom Nightmare Swordsoul Punishment then if you activated this

then if you activated this effect in response to your opponent's effect activation

but negate its effects if Summoned from the GY

If this card is sent to the GY: You can add 1 Ritual Monster or 1 Ritual Spell from your Deck to your hand

all monsters your opponent controls must attack

You can only activate 1 "Peaceful Planet Calarium" per turn

PHNI-EN024 * Carnot the Eternal Machine * Ultra Rare * Phantom Nightmare Swordsoul Punishment then if you activated thisCannot be Normal Summoned Set. Must first be Special Summoned (from your hand or GY) during a Duel in which your opponent has activated a monster effect in their hand or GY. You can only Special Summon "Carnot the Eternal Machine" once per turn. Once per turn, if your opponent activates a monster effect (except during the Damage Step): You can make this card gain 1000 ATK. If this card is sent to the GY, except from the hand or Deck: Shuffle this card