Damage Condenser (UTR) [SOI-EN052] Ultimate Rare LGS016-P When an opponent's monster declares

When an opponent's monster declares an attack: Toss a coin and if the result is heads

Normal Summon 1 "Constellar" monster

Set: Elemental Energy Card type: Effect Monster Rarity: Ultimate Rare Attack: 1600 Defense: 1400 While "Queen's Knight" is on your side of the field

Set: Dark Beginning 1 Card type: Normal Monster Rarity: Ultra Rare Attack: 3000 Defense: 2500

except "Nekroz of Brionac"

Damage Condenser (UTR) [SOI-EN052] Ultimate Rare LGS016-P When an opponent's monster declaresSet: Shadow of Infinity Card type: Normal Trap Rarity: Ultimate Rare You can only activate this card by discarding 1 card from your hand when you take Battle Damage to your Life Points. Special Summon 1 monster from your Deck with ATK equal to or less than the Battle Damage you took, in Attack Position.