Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by sending 2 monsters you control with a Level difference of 7 to the GY (1 Level 8 or higher Tuner and 1 non-Tuner Synchro Monster). If this card is Special Summoned: You can target up to 2 other cards on the field; destroy them. Once per turn, when a card or effect is activated that targets an «Ursarctic» card you control (Quick Effect): You can Tribute 1 monster from your hand or field; negate the activation.

1 WATER Tuner + 1+ non-Tuner WATER monsters
When this card is Synchro Summoned: You can destroy all your opponent’s Attack Position monsters. This card can make up to 2 attacks on monsters during each Battle Phase. If this card attacks a Defense Position monster, inflict piercing battle damage. If this card in your possession is destroyed by an opponent’s card and sent to your GY: You can banish 1 other WATER monster from your GY; Special Summon this card as a Tuner.

2 Level 4 monsters
This card gains 300 ATK for each Xyz Material attached to this card. Once per turn: You can detach 1 Xyz Material from this card to target 1 face-up monster you control; change that face-up monster to face-down Defense Position, and if you do, during the End Phase of this turn, change it to face-up Attack Position.

3 Level 5 or higher monsters
Cannot be used as Link Material. This Link Summoned card is unaffected by other monsters’ effects. You can only use each of the following effects of «World Gears of Theurlogical Demiurgy» once per turn.
● During your Main Phase, if you control this card that was Link Summoned using 3 monsters that had 3 different Types and Attributes on the field: You can destroy all other cards on the field.
● If your opponent Special Summons a monster(s) from the Extra Deck (except during the Damage Step): You can Special Summon 1 «World Legacy» monster from your Deck.

2 «HERO» monsters
If a «HERO» monster is Normal or Special Summoned to your zone this card points to: Target 1 «Polymerization» Spell, 1 «Fusion» Spell, or 1 «Change» Quick-Play Spell in your GY; Set that target. You can only activate this effect of «Xtra HERO Wonder Driver» once per turn. If this card is destroyed by battle and sent to the GY, or if this card in your possession is destroyed by an opponent’s card effect and sent to your GY: Special Summon 1 «HERO» monster from your hand.