Currency
There are various currencies that you can acquire by playing the game and events. Each currency have its unique use and will provide various upgrades for the Tower to make it stronger.
Cash[edit | edit source]
Cash is the currency that is earned during the round for buying upgrades while playing the game. Cash will reset when the run is over and do not carry over.
Coins[edit | edit source]
Coins are essential currency that is being used to order Lab research, buy Workshop upgrades and upgrade Modules. It can be earned during the runs for taking out enemies.
Gems[edit | edit source]
Gems are a premium currency which can be purchased using the real money or earned through various means over time.
Power Stones[edit | edit source]
Power Stones are a rare currency that is mostly earned from the Tournaments and can be acquired through other means. It is being used to buy and upgrade Ultimate Weapons.
Medals[edit | edit source]
Medals are Event currency that is mostly earned through Event Missions, but can be also acquired from Weekly Missions. It can be used to buy rewards in the Event Shop and buy or upgrade Bots.
Elite Cells[edit | edit source]
Elite Cells is a special currency that is being dropped by Elite Enemies. It can be used for the Lab Boosts to speed up the research.