The following new features were added today (2022-05-31) :
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New features
General
• The Voucher system has been improved!
• If you have accumulated at least six Vouchers for Zeronite or Super Glue, a new additional voucher will appear at the top of the voucher list. With this voucher you can redeem all Zeronite/Super Glue vouchers at once.
• If you don't have enough space in your respective storage to store the Zeronite/Super Glue of all vouchers, only the amount of vouchers you can actually store will be redeemed.
Maintenance
Vouchers
• The performance when there are a lot of vouchers redeemable has been improved.
Greetings,
Your Hero Zero Team