Worldsbane Alias
DARK / Reptile-Type / Effect / Level 1 / 200 ATK / 100 DEF
Cannot Special Summon monsters from the Extra Deck using this card as material, except "Worldsbane" monsters. You can Special Summon this card (from your hand) to your opponent's side of the field in Attack Position by tributing one monster they control. If this card is destroyed (by battle or by a card effect): You can add 1 "Worldsbane" monster from your Deck to your hand.
Worldsbane Neck
DARK / Reptile-Type / Effect / Level 2 / 800 ATK / 1000 DEF
Cannot Special Summon monsters from the Extra Deck using this card as material, except "Worldsbane" monsters. Once per turn, if a "Worldsbane" monster is Special Summoned to your opponents side of the field: You can target 1 "Worldsbane" monster and 1 "Worldsbane" Trap in your GY; Add them to your hand. (Quick Effect): You can give control of this card to your opponent. This effect can only be used once while this card is face-up.
Worldsbane Scroll
DARK / Reptile-Type / Effect / Level 3 / 1000 ATK / 1300 DEF
Cannot Special Summon monsters from the Extra Deck using this card as material, except "Worldsbane" monsters. If this card is Special Summoned: Add 1 "Worldsbane" monster from your deck to your hand. You can target 1 "Worldsbane" monster in your GY; If your opponent does not control a "Worldsbane" monster, Special Summon the target to their side of the field, otherwise, Special Summon it to your side of the field. You can only use each effect of "Worldsbane Summoner" once per turn.
Worldsbane Scepter
DARK / Reptile-Type / Effect / Level 4 / 1600 ATK / 1200 DEF
Cannot Special Summon monsters from the Extra Deck using this card as material, except "Worldsbane" monsters. If this card is Normal Summoned: You can Special Summon 2 "Worldsbane" monsters with different from your Deck, 1 to each players side of the field. If this card is destroyed (by battle or by a card effect): Add 1 "Worldsbane" Trap from your Deck to your hand. You can only use this effect of "Worldsbane Scepter" once per turn.
Worldsbane Teeth
DARK / Reptile-Type / Effect / Level 4 / 1800 ATK / 1700 DEF
Cannot Special Summon monsters from the Extra Deck using this card as material, except "Worldsbane" monsters. You can Special Summon this card (from your hand) while your opponent controls a face-up "Worldsbane" monster. Once per turn: You can target 1 other "Worldsbane" monster you control; Give control of it to your opponent and if you do, draw 1 card.
Worldsbane Muscle
DARK / Reptile-Type / Effect / Level 5 / 2000 ATK / 2000 DEF
Cannot Special Summon monsters from the Extra Deck using this card as material, except "Worldsbane" monsters. If your opponent controls more "Worldsbane" monsters than you: You can Special Summon this card (from your hand). After damage calculation, if this card battled a "Worldsbane" monster: All face-up "Worldsbane" monsters you control gain 1000 ATK until your opponents next End Phase.