King of the Swamp [DT04-EN055] Common Hidden Arsenal it is also treated as

it is also treated as an "Altergeist" monster

Each time a Spell Card is activated

Set: The Lost Art Promotion Card type: Quick Play Spell Rarity: Ultra Rare During the End Phase of the turn this card was activated

"Final Ritual of the Ancients"

if this card is in the GY because it was sent there this turn: You can Special Summon 1 LIGHT Spellcaster monster from your hand or Deck whose ATK equals its own DEF

King of the Swamp [DT04-EN055] Common Hidden Arsenal it is also treated asSet: Duel Terminal 4 Card type: Effect Monster Rarity: Common Attack: 500 Defense: 1100 You can substitute this card for any 1 Fusion Material Monster. When you do this, the other Fusion Material Monster(s) must be the correct one(s). You can discard this card to the Graveyard to add a "Polymerization" from your Deck to your hand.