Gettin Mama Odie, Mystical Maven out there early - which should be doable thanks to the cheap cost of the card - alongside a handful of songs, will very quickly put you into a position wherein you can play a lot more cards per turn or a much more expensive, and more powerful, card a lot earlier than your opponent
The Light Your Path text could be a hint
Morph, Space Goo Emerald is already considered one of the best colours to play if you like using Lorcanas Floodborn Shift mechanic, which is the ability to play character cards for cheaper by putting them on top of a character with the same name that you already have in play
We had cards like One with the Multiverse which makes an interesting impression, or cards like Ghalta, Stampede Tyrant for creatures
One location might grant bonuses to characters when they visit that location - how this works is a mystery, for now - while another might bestow passive benefits as long as it remains in play