Get Keys in Optional missions and Purchase Items
Introduce more missions and some optional missions in safe house to get key points. Introduce key points with every purchase whether it is free or paid.
Enhance VIP key points allotment and Ads skip video allotment.
Increase its multiplier to get high level keys.
Introduce key points generator machine which produce key points just like frontier rewards hourly base. It increase its production via only getting missions cleared after 8 campaign and VIP level. Less VIP produce less and less missions clear after 8 campaign. Put your heros to produce more key points. Heros have produced tier based key points like rare hero less produce than epic one.