Dimension Wall [CRV-EN059] Rare Flames of Destruction When this card is destroyed

When this card is destroyed and sent from the field to the Graveyard after being flipped face-up: You can Special Summon 1 Level 4 or lower "Galaxy" monster from your Deck or Graveyard in face-down Defense Position

You can only Special Summon "Canon the Melodious Diva" once per turn this way

the original DEF of those Effect Monsters become 0 and their Battle Positions cannot be changed

when your opponent activates a Spell Card that includes an effect that Special Summons a monster(s): You can Special Summon this card from your hand

If this card battles

Dimension Wall [CRV-EN059] Rare Flames of Destruction When this card is destroyedSet: Cybernetic Revolution Card type: Normal Trap Rarity: Rare You can only activate this card when your opponent declares an attack with a monster. Instead of you, your opponent takes the Battle Damage you would have taken as a result of this battle.