Raid Mode Characters and Costu...
	Various Steam Achievements...
	Various Unlockables...

You can unlock additional characters and costumes in Raid mode if you satisfy the corresponding requirements, as indicated below.

Costume	How to unlock
Chris Redfield (Sailor)	Deal 100,000 damage with one shot.
Chris Redfield (Wetsuit)	Reach Level 30.
Clive R. O'Brian	Reach Level 20.
HUNK	Earn an S rank on every stage on the "Abyss" setting.
Jack Norman	Beat every stage on the "Abyss" setting.
Jessica Sherawat (Terragrigia)	Reach Level 40.
Jessica Sherawat (Wetsuit)	Beat every stage on the "Trench" setting.
Jessica Sherwat (Snow)	Beat every stage on the "Chasm" setting.
Jill Valentine (Beach)	Acquire a super-rare weapon.
Jill Valentine (Pirate)	Beat the "Ghost Ship" bonus stage.
Keith Lumley (Casual)	Earn an S rank on every stage on the "Chasm" setting.
Keith Lumley (Ninja)	Reach Level 50.
Keith Lumley (Snow)	Beat Episodes 4 through 6 in Campaign mode.
Morgan Lansdale	Earn an S rank on every stage on the "Trench" setting.
Parker Luciani (Beach)	Acquire 10 total bonuses in Raid Mode.
Parker Luciani (Terragrigia)	Beat 10,000 enemies.
Quint Cetcham (Casual)	Acquire every super-rare weapon.
Quint Cetcham (Snow)	Reach Level 5.
Rachael Foley	Receive the "Trinity" bonus for the first time.
Raymond Vester	Reach Level 10.

Achievement	How to unlock
A Packaged Deal	[CAMPAIGN] Defeat a Scarmiglione as a whole without killing both parts of its body separately.
Angry Fist	[CAMPAIGN] Land 10 fully charged physical attacks.
B.O.W. Hunter	[CAMPAIGN] Defeat 150 enemies.
Bamboozle the Oozes	[CAMPAIGN] Defeat 10 Oozes with headshots.
Beyond the Veil	[RAID MODE] Clear the bonus stage, The Ghost Ship.
Bonus Ace	[RAID MODE] Acquire 50 bonuses.
Bonus Demi-god	[RAID MODE] Acquire 150 bonuses.
Bonus Enthusiast	[RAID MODE] Acquire 10 bonuses.
Bonus Legend	[RAID MODE] Acquire 100 bonuses.
By the Crosshairs	[CAMPAIGN] Defeat Rachael before she gets to the cafeteria.
Die Another Day	[CAMPAIGN] Evade a Scagdead's instant-death attack.
Dodge Master	[CAMPAIGN] Dodge 20 times.
Dynamic Duo	[RAID MODE] Land a fully charged physical attack on an enemy at the same time as your partner.
First Circle Overseer	[RAID MODE] Clear all stages in Raid mode on Chasm with an S rank.
First Circle Traveler	[RAID MODE] Clear all stages in Raid mode on Chasm.
First Victim	[CAMPAIGN] Scan 1 hidden hand print.
Get Us Out of Here!	[CAMPAIGN] Clear Episodes 4 - 6.
Gutsy	[RAID MODE] Clear a stage at 5 levels lower than the recommended level.
Last Victim	[CAMPAIGN] Scan 30 hidden hand prints.
Legendary Find	[RAID MODE] Obtain a super rare weapon.
Legends Are Made, Not Born	[RAID MODE] Obtain all super rare weapons.
Living on the Edge	[CAMPAIGN] Stop an enemy bullet with your knife.
Meteoric Rise	[RAID MODE] Reach player level 40.
Midland Overseer	[RAID MODE] Clear all stages in Raid mode on Trench with an S rank.
Midland Traveler	[RAID MODE] Clear all stages in Raid mode on Trench.
Moving on Up	[RAID MODE] Reach player level 10.
On Your Way	[RAID MODE] Reach player level 5.
One for Each Minnesota Lake	[RAID MODE] Defeat 10,000 enemies.
Raising the Bar	[RAID MODE] Reach player level 30.
Reaching Higher	[RAID MODE] Reach player level 20.
Research Complete	[CAMPAIGN] Scan all enemy types.
Researcher	[CAMPAIGN] Scan an enemy for the first time.
Rockets are for Losers	[CAMPAIGN] Defeat a Malacoda without using a rocket launcher.
Seventh Circle Overseer	[RAID MODE] Clear all stages in Raid mode on Abyss with an S rank.
Seventh Circle Traveler	[RAID MODE] Clear all stages in Raid mode on Abyss.
Shop 'til Ya Drop	[RAID MODE] Spend 1,000,000 BP in the store.
Surviving Deep Darkness	[CAMPAIGN] Clear the game in Normal difficulty or above without dying once.
That'll Leave a Mark	[RAID MODE] Inflict 100,000 points of damage to an enemy in one hit.
The Dark Forest	[CAMPAIGN] Clear Casual difficulty or higher.
The Pool Is Open	[CAMPAIGN] Swim in the Solarium.
The Queen Zenobia	[CAMPAIGN] Clear Episodes 7 - 9.
The Shores of Purgatory	[CAMPAIGN] Clear Normal difficulty or higher.
The Storm is Gone	[CAMPAIGN] Clear Episodes 10 - 12.
The Unbroken Thread	[RAID MODE] Acquire No Damage Bonus for the first time.
The Vestibule of Hell	[CAMPAIGN] Clear Infernal difficulty.
Three is the Magic Number	[RAID MODE] Acquire Trinity Bonus for the first time.
Top of My Game	[RAID MODE] Reach player level 50.
Traces of Tragedy	[CAMPAIGN] Scan 15 hidden hand prints.
Triple Play	[CAMPAIGN] Defeat 3 enemies with one shock grenade.
We'll Find You, Jill	[CAMPAIGN] Clear Episodes 1 - 3.

Unlockable	How to unlock
Auto Loader custom part (campaign)	Beat the game on normal without dying.
Different Costumes (campaign)	Beat the game.
G18 Handgun (campaign)	Scan all hand prints.
Hydra Shotgun (campaign)	Beat the game on normal.
Infinite Rocket Launcher (campaign)	Beat the game on Infernal.
One free herb (raid)	At the end of each stage, smash the emblem with a full force melee attack.
PC356 Handgun (campaign)	Kill 150 enemies.
PSG-1 Sniper Rifle (campaign)	Scan 15 hand prints.