Söldner-X 2: Final Prototype Definitive Edition

Complete the first stage ('Zeus Sector') at any difficulty level

Complete the third stage ('Ethia Ruins') at any difficulty level

Complete the fifth stage ('Turady Deep Sea') at any difficulty level

Complete the seventh stage ('Van Krist Labs') at any difficulty level

Clear challenge 'Survivor'

Clear challenge 'Collector'

Clear challenge 'Chain Expert'

Clear challenge 'Profiler'

Clear challenge 'Rating Expert'

Collect an accumulated total of 77777 chain rings

Shoot down a rare enemy

Unlock and successfully pass 12 or more challenges

Clear challenge 'Speed Collector'

Clear challenge 'Kill Collector 1'

Clear challenge 'Score Collector 1'

Complete the tenth stage ('Inner Core') at any difficulty level

Defeat the final boss in stage eight in under 115 seconds