Unlock Challenges
When you play Story mode and you find certain Riddler Trophies additional Challenges will become unlocked. Some Challenges become available just by playing the game.
Unlock Rumble in the Jungle:
Find the Riddler Trophy for Caves Riddle 9
Unlock Invisible Predator:
Find the Riddler Trophy for Arkham Island, West Riddle 9
Unlock Survival Tactics:
Find the Riddler Trophy for Caves Riddle 20
Unlock Shock and Awe:
Find the Riddler Trophy for Botanical Gardens Riddle 24
Unlock Intensive Treatment (Extreme):
Find the Riddler Trophy for The Penitentiary Riddle 8
Unlock Record Breaker (Extreme):
Find the Riddler Trophy for Caves Riddle 19
Unlock Rumble in the Jungle (Extreme):
Find the Riddler Trophy for Caves Riddle 23
Unlock Shock and Awe (Extreme):
Find the Riddler Trophy for Medical Riddle 28
Unlock Survival Tactics (Extreme):
Find the Riddler Trophy for Mansion Riddle 29
Unlock Silent knight (Extreme):
Find the Riddler Trophy for Botanical Gardens Riddle 29
Unlock Sewer Bat (Extreme):
Find the Riddler Trophy for Intensive Treament Riddle 30
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