Carboneddon [DRLG-EN022] Super Rare Union/Effect Monster the other player cannot activate

the other player cannot activate cards or effects when that monster is Synchro Summoned

Set: Primal Origin Card type: Effect Monster Rarity: Common Attack: 1400 Defense: 2100 You can Set this card from your hand to your Spell & Trap Card Zone as a Spell Card

Once per turn: You can send 1 "Gem-Knight" monster from your Main Deck or Extra Deck to the Graveyard

based on its type apply this effect

Carboneddon [DRLG-EN022] Super Rare Union/Effect Monster the other player cannot activateSet: Dragons of Legend Card type: Effect Monster Rarity: Super Rare Attack: 800 Defense: 600 If this card battles a FIRE monster, during damage calculation: This card gains 1000 ATK, during damage calculation only. You can banish this card from your Graveyard; Special Summon, from your hand or Deck, 1 Level 7 or lower Dragon Type Normal Monster in face up Defense Position. You can only use this effect of "Carboneddon" once per turn.