Strategy for Halikarnassos wonder in 7 Wonders
This wonder once build to stage 2 on side A or any stage on side B allows you to get cards from the discard pile and play for free. This makes it important to have a sense what other players might be discarding. If you don’t see any military being played, then good chances you will be able to claim a military card. Another thing to keep in mind is if you get a card you want but can’t afford, you can discard it for money and then get it at the end of the round.
Side A:
Era 1: clay pit, clay pool ore vein, loom (science structures if you are committing to science)
Era 2: foundry, aqueduct (science structures if you committed to science)
Era 3: palace, circus, spies guild, traders guild, haven (science if committed to science)
Side B:
Era 1: clay pit, clay pool iron vein, loom, glass works, press (science if committing to science)
Era 2: brickyard, aqueduct, (science if committed to science)
Era 3: haven, chamber of commerce, palace, circus, spies guild, shipowners guild, trader’s guild, (science if committed to science)