You want to make sure you are able to cast them from your hand as you build your land progressively, and you want to have a good chance of consistently pull the right spells
Aside from those, how you take the deck is up to you, although wed obviously recommend using the other d20-based cards from Adventures in the Forgotten Realms
As for Iconic, it looks like Ravensburger is looking for something beyond Enchanted, but just a step below their Promotional cards
Doubling your mana at such a lower cost lets this deck seize an early lead and drown the table beneath massive monsters before they have a chance to react
Delete information: You can ask us to delete or remove personal information under certain circumstances
The frog-generation ability represents their frog-catching obsession, while the "sacrifice a Frog for +1/+1 counters" tries to recreate their eat-to-grow-stronger philosophy