Cursed Fire King Doom Burst
Level 3 FIRE/Fiend Effect1600 ATK / 800 DEF
If this card is destroyed by battle or card effect and sent to the GY: You can target 1 face-up monster your opponent controls; it loses 400 ATK until the end of this turn. You can only use each of the following effects of "Cursed Fire King Doom Burst" once per turn. If you control a Fiend Tuner: You can Special Summon this card from your hand. If this card is Special Summoned: You can target 1 face-up monster your opponent controls; it loses 600 ATK until the end of this turn.
Fire King Avatar Arvata
Level 4 FIRE/Beast-Warrior Effect1800 ATK / 200 DEF
When a monster effect is activated while this monster is on the field (Quick Effect): You can negate the activation, and if you do, destroy 1 other FIRE monster in your hand or field. If this card is destroyed and sent to the GY: You can target 1 FIRE Beast, Beast-Warrior, or Winged Beast monster in your GY, except "Fire King Avatar Arvata"; Special Summon it, but it has its effects negated, also it is destroyed during the End Phase. You can only use each effect of "Fire King Avatar Arvata" once per turn.
Fire King Avatar Barong
Level 4 FIRE/Beast-Warrior Effect1800 ATK / 200 DEF
If a face-up "Fire King" monster you control is destroyed by a card effect (except during the Damage Step): You can Special Summon this card from your hand. During the next Standby Phase after this card was destroyed by a card effect and sent to the Graveyard: Add 1 "Fire King" card from your Deck to your hand, except "Fire King Avatar Barong".
Fire King Avatar Garunix
Level 3 FIRE/Winged Beast Effect700 ATK / 1700 DEF
If a face-up "Fire King" monster you control is destroyed by a card effect (except during the Damage Step): You can Special Summon this card from your hand. If this card in your possession is destroyed by your opponent's card (either by battle or by card effect) and sent to your Graveyard: You can Special Summon 1 "Fire King Avatar" monster from your Deck.
Fire King Avatar Kirin
Level 3 FIRE/Beast Effect1000 ATK / 200 DEF
If a face-up "Fire King" monster you control is destroyed by a card effect (except during the Damage Step): You can Special Summon this card from your hand. If this card is destroyed and sent to the Graveyard: You can send 1 FIRE monster from your Deck to the Graveyard.
Fire King Avatar Rangbali
Level 4 FIRE/Beast-Warrior Effect1600 ATK / 200 DEF
If a face-up "Fire King" monster(s) you control is destroyed by card effect (except during the Damage Step): You can Special Summon this card from your hand. When a Spell/Trap Card or effect is activated, while this card is on the field (Quick Effect): You can negate the activation, and if you do, destroy 1 other FIRE monster in your hand or face-up field. You can only use each effect of "Fire King Avatar Rangbali" once per turn.
Fire King Avatar Yaksha
Level 4 FIRE/Beast-Warrior Effect1800 ATK / 200 DEF
If a face-up "Fire King" monster you control is destroyed by a card effect (except during the Damage Step): You can Special Summon this card from your hand. If this card is destroyed and sent to the Graveyard: You can destroy 1 card in your hand or that you control. You can only use this effect of "Fire King Avatar Yaksha" once per turn.
Fire King Courtier Ulcanix 18
Level 4 FIRE/Winged Beast Effect800 ATK / 2000 DEF
If this card is Normal or Special Summoned: You can destroy 1 other FIRE monster in your hand or face-up field, and if you do, add 1 FIRE Beast, Beast-Warrior, or Winged Beast monster from your Deck to your hand, except "Fire King Courtier Ulcanix", then you can make this card's Level become that added monster's. If this card is destroyed and sent to the GY: You can Special Summon 1 "Fire King High Avatar Garunix" from your Deck in Defense Position. You can only use each effect of "Fire King Courtier Ulcanix" once per turn.
Fire King High Avatar Garunix
Level 8 FIRE/Winged Beast Effect2700 ATK / 1700 DEF
During the next Standby Phase after this card was destroyed by a card effect and sent to the Graveyard: Special Summon this card from the Graveyard. When you do: Destroy all other monsters on the field. When this card is destroyed by battle and sent to the Graveyard: You can Special Summon 1 "Fire King" monster from your Deck, except "Fire King High Avatar Garunix".
Fire King High Avatar Kirin 7
Level 8 FIRE/Beast Effect2400 ATK / 200 DEF
During the Main Phase, if this card is in your hand (Quick Effect): You can destroy 1 other FIRE monster in your hand or face-up field, and if you do, Special Summon this card. If this card is destroyed and sent to the GY: You can Special Summon 1 "Fire King" monster from your hand or GY, except "Fire King High Avatar Kirin", then you can destroy 1 card on the field. You can only use each effect of "Fire King High Avatar Kirin" once per turn.
Garunix Eternity, Hyang of the Fire Kings
Level 8 FIRE/Pyro Xyz Effect3000 ATK / 2000 DEF
2+ Level 8 monsters
If this card is Xyz Summoned: You can destroy all other monsters on the field. You can detach 1 material from this card, then target 1 Spell/Trap on the field; destroy it, and if you do, this card gains 500 ATK. If this card is destroyed while it has material: You can Special Summon "Fire King" monsters from your GY, up to the number of materials this card had. You can only use each effect of "Garunix Eternity, Hyang of the Fire Kings" once per turn.
Legendary Fire King Ponix 10
Level 1 FIRE/Winged Beast Effect500 ATK / 200 DEF
If your monster(s) that was originally FIRE is destroyed by battle or card effect: You can Special Summon this card from your hand. If this card is Normal or Special Summoned: You can add 1 "Fire King" Spell/Trap from your Deck to your hand. During the next Standby Phase after this card was destroyed and sent to the GY: Add this card from the GY to your hand. You can only use each effect of "Legendary Fire King Ponix" once per turn.
Sacred Fire King Garunix
Level 8 FIRE/Winged Beast Effect2700 ATK / 1700 DEF
If your monster(s) that was originally FIRE is destroyed by battle or card effect: You can Special Summon this card from your GY (if it was there when the monster was destroyed) or hand (even if not). If this card is Normal or Special Summoned: You can destroy 1 FIRE Beast, Beast-Warrior, or Winged Beast monster in your hand, Deck, or face-up field, except "Sacred Fire King Garunix", and if you do, this card gains ATK equal to half the destroyed monster's ATK it had there, until the end of this turn. You can only use each effect of "Sacred Fire King Garunix" once per turn.