Volcaniacs

[Toffee.]

Volcaniac Mentalava
FIRE / Level 4
[Psychic/Effect]
During the End Phase of a turn in which this card was Normal Summoned, switch control of it. If this card is Special Summoned, the opponent of this card's current controller draws 1 card. Then, this card's current controller takes 800 damage.
ATK 2000 / DEF 1000

Volcaniac Thoughtscorch
FIRE / Level 4
[Psychic/Effect]
Once per turn, you can Special Summon 1 "Volcaniac" monster from your hand to your opponent's side of the field in face-up Defense position. Then, Increase the ATK of this card by 1000 until the End Phase of the opponent's turn. Once per turn, before resolving an opponent's card effect that targets this face-up card, Special Summon 1 "Volcaniac" monster from your Deck to your opponent's side of the field.
ATK 1400 / DEF 2000

Volcaniac Psychoverheat
FIRE / Level 4
[Psychic/Effect]
You can reveal this card in your hand to your opponent to activate this effect: Add to your hand 1 "Volcaniac" monster from your Deck, except "Volcaniac Psychoverheat". Then, Special Summon this card(from your hand) to your opponent's side of the field. If a face-up "Volcaniac" Xyz monster you control is destroyed by your opponent's card effect, you can Special Summon this card(from your Graveyard) to your side of the field, and if you do, this card gains 300 ATK. You can only activate 1 effect of "Volcaniac Psychoverheat" per turn, and only once that turn.
ATK 1900 / DEF 1700 DEF

Volcaniac Telepafire
FIRE / Level 4
[Psychic/Effect]
If this card under it's owner's control is destroyed by your opponent's card(either by battle or card effect): Add to your hand 1 "Volcaniac" Spell/Trap card from your Deck. Then, Special Summon this card(from the Graveyard) to your opponent's side of the field in face-up Defense Position. You can only activate this effect of "Volcaniac Telepafire" once per turn. During the opponent's turn, you can Banish this card from your Graveyard and declare a Level: All face-up monsters currently on the field with a Level become that Level. You must control a Face-up "Volcaniac" monster to activate and resolve this effect.
ATK 1800 / DEF 1800

Mad Volcaniac Braimelt
FIRE / Rank 4
[Psychic/Effect]
3 or more Level 4 monsters.
Cannot be Special Summoned from your Extra Deck, except by the effect of a "Volcaniac" card. During the Damage Step, if this attacking card destroys an opponent's monster by battle: It can make a second attack in a row. If this card has a "Volcaniac" monster(s) attached to it as an Xyz Material, this card gains 200 ATK and the following effect: If the opponent activates the effect of a card, you can detach 1 Xyz Material from this card: Negate the activation and effect of that card and destroy it. Then, Draw 1 card.
ATK 2800 / DEF 2500

Mad Volcaniac Straightjacketorch
FIRE / Rank 4
[Psychic/Effect]
2 Level 4 monsters.
Cannot be Special Summoned from your Extra Deck, except by the effect of a "Volcaniac" card. This card cannot attack. This card cannot be Targeted by your opponent's effects. If this card is destroyed by your opponent's card effect: Target up to 3 "Volcaniac" cards in your Graveyard: Add them to your hand. If this card has a "Volcaniac" monster attached to it as an Xyz Material, it gains the following effects: Once per turn, during either player's turn, you can detach 1 Xyz Material from this card: During this turn, this card cannot be destroyed by battle. Once per turn, you can inflict 800 damage to your opponent.
ATK 1000 / DEF 3300

Volcaniac Madness
Spell / Quick-Play
If you activate this card during your own turn, you must Discard 1 Spell card. Target any number of Face-up monsters on the field with the same Level, including at least 1 "Volcanic" monster on each player's side of the field. Immediately after this card resolves, Xyz Summon 1 "Mad Volcaniac" monster using those Targets only. You can only activate 1 "Volcaniac Madness" per turn.

Volcanic Funnyfarm
Trap
Discard 1 "Volcanic" monster. Target 2 Face-up monsters your opponent controls with the same Level, including at least 1 "Volcanic" monster. Immediately after this card resolves, Xyz Summon 1 "Mad Volcaniac" monster using those Targets only. You can only activate 1 "Volcaniac Funnyfarm" per turn.

Volcaniac Focus
Trap
Target 1 Face-up "Volcaniac" monster your opponent controls: Destroy it, and if you do, draw 2 cards.