Red-Eyes Flare Metal Dragon [CORE-EN054] Secret Rare Advent Calendar 2018 but other monsters can not

but other monsters can not attack

are already activated in that Chain

Set: Star Pack ARC-V Card type: Tuner/Effect Monster Rarity: Shatterfoil Rare Attack: 1300 Defense: 1000 When your opponent declares an attack: You can target the attacking monster: negate the attack

If this card is sent to the Graveyard as a Fusion Material for a Fusion Summon: You can activate this effect

Red-Eyes Flare Metal Dragon [CORE-EN054] Secret Rare Advent Calendar 2018 but other monsters can notSet: Clash of Rebellions Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 2800 Defense: 2400 2 Level 7 monsters Cannot be destroyed by card effects while it has Xyz Material. While this card has Xyz Material, each time your opponent activates a card or effect, inflict 500 damage to your opponent immediately after it resolves. Once per turn, during either player's turn: You can detatch 1 Xyz Material from this card, then target 1 "Red Eyes"