Cannot be Synchro Summoned. Must be Special Summoned (from your Extra Deck) by sending 1 Tuner and 1 non-Tuner you control to the GY, whose difference in Levels equals 1. You can only use each of the following effects of "Ursarctic Polari" once per turn. If this card is Special Summoned: You can activate 1 "Ursarctic Big Dipper" directly from your Deck. You can Tribute 1 Level 7 or higher monster; add to your hand, or Special Summon, 1 "Ursarctic" monster from your GY.