5 Level 4 monsters
Once per turn, you can also Xyz Summon "Zoodiac Boarbow" by using 1 "Zoodiac" monster you control with a different name as Xyz Material. (If you used an Xyz Monster, any Xyz Materials attached to it also become Xyz Materials on this card.) This card gains ATK and DEF equal to the ATK and DEF of all "Zoodiac" monsters attached to it as Materials. This card can attack your opponent directly. When this card inflicts battle damage to your opponent while it has 12 or more Xyz Materials: You can send as many cards as possible from your opponent's hand and field to the Graveyard, then change this card to Defense Position.
2 Level 4 monsters
Once per turn, you can also Xyz Summon "Zoodiac Broadbull" by using 1 "Zoodiac" monster you control with a different name as Xyz Material. (If you used an Xyz Monster, any Xyz Materials attached to it also become Xyz Materials on this card.) This card gains ATK and DEF equal to the ATK and DEF of all "Zoodiac" monsters attached to it as Materials. Once per turn: You can detach 1 Xyz Material from this card; add 1 Beast-Warrior-Type monster, that can be Normal Summoned/Set, from your Deck to your hand.
2 or more Level 4 monsters
Once per turn, you can also Xyz Summon "Zoodiac Chakanine" by using 1 "Zoodiac" monster you control with a different name as Xyz Material. (If you used an Xyz Monster, any Xyz Materials attached to it also become Xyz Materials on this card.) This card gains ATK and DEF equal to the ATK and DEF of all "Zoodiac" monsters attached to it as Materials. Once per turn: You can detach 1 Xyz Material from this card, then target 1 "Zoodiac" monster in your Graveyard; Special Summon it, but for the rest of this turn, it has its effects negated, also it cannot be used as an Xyz Material for a Summon.
4 Level 4 monsters
Once per turn, you can also Xyz Summon "Zoodiac Drident" by using 1 "Zoodiac" monster you control with a different name as Xyz Material. (If you used an Xyz Monster, any Xyz Materials attached to it also become Xyz Materials on this card.) This card gains ATK and DEF equal to the ATK and DEF of all "Zoodiac" monsters attached to it as Materials. Once per turn, during either player's turn: You can detach 1 Xyz Material from this card, then target 1 face-up card on the field; destroy it.
3 or more Level 4 monsters
Once per turn, you can also Xyz Summon "Zoodiac Hammerkong" by using 1 "Zoodiac" monster you control with a different name as Xyz Material. (If you used an Xyz Monster, any Xyz Materials attached to it also become Xyz Materials on this card.) This card gains ATK and DEF equal to the ATK and DEF of all "Zoodiac" monsters attached to it as Materials. While this card has Xyz Material, your opponent cannot target face-up "Zoodiac" monsters on the field with card effects, except this one. Once per turn, during the End Phase: Detach 1 Xyz Material from this card.
3 Level 4 monsters
Once per turn, you can also Xyz Summon "Zoodiac Tigermortar" by using 1 "Zoodiac" monster you control with a different name as Xyz Material. (If you used an Xyz Monster, any Xyz Materials attached to it also become Xyz Materials on this card.) This card gains ATK and DEF equal to the ATK and DEF of all "Zoodiac" monsters attached to it as Materials. Once per turn: You can detach 1 Xyz Material from this card, then target 1 Xyz Monster you control and 1 "Zoodiac" monster in your Graveyard; attach that "Zoodiac" monster to that Xyz Monster as Xyz Material.