Works well with a scientific strategy. Blue is a good compliment. Both side give coins and victory points. Because of the coin don’t feel like you have to take resource cards especially if you can buy them from a neighbor.

7 Wonders EphesusSide A
Era 1: timber yard, any scientific, trading posts, marketplace
Era 2: sawmill, press, forum, caravansary, and any scientific structure
Era 3: lighthouse, scientist guild, and scientific structure.

Side B7 Wonders Ephesus Night
Era 1: timber yard, marketplace, any scientific
Era 2: sawmill, forum, caravansary, any scientific structure
Era 3: lighthouse, scientist guild, and scientific structure