Overlord - It takes two blaster bugs to make the worm die. Now grab a couple more minions and return to the sand where the worm was. There is a tower object. It will increase your mana. Have your minions grab it.

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It takes two blaster bugs to make the worm die. Now grab a couple more minions and return to the sand where the worm was. There is a tower object. It will increase your mana. Have your minions grab it.