The more energy you have the faster you can spend it. The Energy Pump Booster will speed up the energy regeneration of the target city.
Getting bombarded by enemy attacks? Use the Energy Vampire booster and slow down the speed of energy regeneration of the target city.
Give a friendly city some cover from rain and other incoming disasters. The Umbrella boost will protect the target city from a set number of attacks.
Stop a rival city in their tracks and leave them open to attacks with the Freeze Booster! Targeted cities will be unable to attack, but will still be open to being attacked.
Hit a rival city with the Jackpot Booster and coordinate with your allies to maximize the points you score in a Club War. Attacks against the affected city will give bonus points for a set period of time.
Was that disaster suppose to do something?!?! Grant an ally the Dud Booster and wath as enemy attacks get reduced points when attacking them.
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