
You must buy a premium unit with low AP cost and fast production time to spam.


You generally want a deck with units that serve different purposes. You'll also earn medals with which to buy premium units, and some users will buy extra medals via IAP. Over time, you'll earn more units by completing special tasks, rescuing POWs, and as log-in rewards. Initially most players will rely on the units they unlock through normal campaign progression. Your deck has 10 slots, so make them count.
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the units you choose to take into battle. A large part of winning difficult missions (and especially multiplayer battles) is proper deck construction, i.e.
