The beauty of split cards, unlike double-faced cards, is that both sides are always accessible at the same time, regardless of where the card is
Its also worth noting that initial prints of Ursula, Deceiver of All were misprinted with the Storyborn type, rather than Dreamborn, so if you manage to snag one of these in the wild, youre likely to see its already high, average asking price of $440 exceeded further
The world championship cards you see on the first picture you posted, are hard to price as they are very limited and exclusive (No more then 3-6 copies in the world.) Only the Asianyensation himself would know
The first fights (kills) as many creatures as it can upon entering the battlefield
Primeape is capable of dealing 40HP of damage, but if they have damage on them, theyll dish out 80HP of damage instead
You may play 1 [Legend-Arms] trait card from that Digimon's digivolution cards without paying the cost