Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Great Spell, Fimbulwinter
[Set] (This card remains on the field) ■ When this card is set on the field, put two cards from the top of your deck into this card's soul ■ At the beginning of your turn, put a card from this card's soul into your drop zone. ■ When the number of cards in this card's soul becomes 0, draw a card.