If this creature's controller can prevent it from being blocked and can put at least one merfolk into play each turn, it can effectively be used to chain countless turns together, winning the game for its controller
Aurora makes for a reliable one-cost card , which is crucial for the start of any game, and perfect for a Princess-heavy deck
It's the best way to get playing, and if you're polite and just starting out, you may be able to borrow a Commander deck, just remember to stay respectful, set aside the Commander before you shuffle, and learn
Papalymo Totolymo* Papalymo here is an interesting spellslinger creature in WB, and would work well with a token focused deck, especially with an aristocrats theme
You know what youre getting into when you draft the card, and its not oppressively powerful to play against
You can tap any three untapped artifacts and/or creatures you control, including Warden of the Inner Sky itself and other creatures you haven't controlled continuously since the beginning of your most recent turn, to pay the cost of Warden of the Inner Sky's activated ability