Complete the indicated task to unlock the achievement.

Achievement	How to unlock
AGAIN	START HARD MODE.
BIG BANG	DEFEAT THE ULTIMATE GATEKEEPER.
CELESTIAL BODY	DEFEAT THE CARNIVOROUS GATEKEEPER.
ENIGMA	FOLLOW THE PATH.
EXPLORER II	EXPLORE ALL HARD ROOMS.
EXPLORER I	EXPLORE ALL ROOMS.
FLOORED	???? THE ????
GOLD III	DISCOVER THE THIRD GOLDEN ROOM.
GOLD II	DISCOVER THE SECOND GOLDEN ROOM.
GOLD IV	DISCOVER THE FOURTH GOLDEN ROOM.
GOLD I	DISCOVER THE FIRST GOLDEN ROOM.
GOTTA CATCH 'EM ALL	DIE FROM ALL DISCS.
HIGH HELL	SURVIVE 20 SECONDS IN ANY HARD ROOM.
I AM THE DISC	SURVIVE 10 SECONDS IN EVERY HARD ROOM.
I AM THE ZONE	SURVIVE 20 SECONDS IN EVERY ROOM.
I CAME I SAWED I CONQUERED	COMPLETE HARD MODE.
IN THE ZONE	SURVIVE 20 SECONDS IN EVERY ROOM IN ONE ZONE.
LET IT RIP	DIE FROM ALL DISCS IN ONE ZONE.
MINIT	SURVIVE 60 SECONDS IN ANY ROOM.
MULTICASKET	DIE FROM 4 DIFFERENT DISCS IN ONE LIFE.
MULTITASKER	DEFEAT THE ULTIMATE GATEKEEPER USING EVERY ABILITY.
PIONEER	EXPLORE ALL ???? ROOMS.
PITCH BLACK	DEFEAT THE PHANTOM GATEKEEPER.
POWER SURGE	UNLOCK ALL 6 ABILITIES.
RAGEQUIT	QUIT TO MAIN MENU WITHIN TWO SECONDS AFTER DYING.
SKELETON REVIVAL	DEFEAT AND REVIVE AN ANTIBODY.
SPAWN KILL	SURVIVE 0 SECONDS OR LESS.
SPEED DEMON	HOLD DOWN FFW FOR 10 SECONDS STRAIGHT.
STRONG SCIENCE	DEFEAT THE ARMORED GATEKEEPER.
TELEPORTER ACCIDENT	END A RUN FROM THE MAP.
THE WALLS HAVE EYES	FACE THE GOLDEN CARCASS.
THERE'S ENOUGH FOR EVERYBODY	FEED ???? 4 ????
VIOLENT NATURE	DEFEAT THE OVERGROWN GATEKEEPER.
VOYAGER	UNCOVER THE GOLDEN MYSTERY.
WHO'S COUNTING?	WALK 10K STEPS.