No, there arent any other one-of-one serialized cards, but there are two unique cards
Gustav The Giant, Terror of the Kingdom Large and in charge A call-back to one of the most popular Disney Lorcana cards from The First Chapter - Mickey Mouse, Brave Little Tailor - Gustav The Giant, Terror of the Kingdom is a card featuring the large villain from the same animated short
1 Planetary space-ic basic land, orbital space-ic basic land, or borderless shock land 1 Rare or mythic rare (can be a showcase or borderless planeswalker card) 2 Attraction cards of any rarity (and both can be the same rarity, including two rares) 3 Uncommons 6 Commons 1 Common or a traditional foil card of any rarity (can be a showcase or borderless planeswalker card, or an Attraction card) 1 Sticker insert (with a variety of stickers for gameplay use) 1 Token or ad insert You could open a Draft Booster with five rares if you hit rare Attractions, sticker sheet, and a shock land in the land slot
The second ability pairs nicely with Soul Warden so you can gain life from creatures coming and going
Avoid bending, creasing, or otherwise damaging your cards
2020 The biggest winners over the past 25 years should stand out as unsurprising to most people familiar with MTG
