1. Successfully complete Wave 30 of the Basic Endless trial at the Proving Grounds.
2. You will get the achievement Proving Grounds - Endless(30 Wave).
3. You need to provide your account and specify your talent when ordering.
4. ETA: 1-3 Days.
1. Successfully complete Wave 20 of the Basic (Endless) trial at the Proving Grounds.
2. You will get the achievement Proving Grounds - Endless(20 Wave).
2. You need to provide your account.
3. ETA: 2-3 Days.