Here is the full list of all 80 Roche Fusion achievements.
Go to warp without arriving at upgrade stations.
Collect ten modifiers in a row without missing one.
Finish a game without unlocking anything new.
Kill 100 support enemies during a boss fight.
Activate the Beard's ultimate.
Get a combo multiplier of x10.
Kill a mini-boss.
Kill a boss without using an active upgrade.
Kill a spider by cutting its thread.
Lose a combo.
Get a combo multiplier of x5.
Don't use an active upgrade until the next warp after getting it.
Open the settings screen.
Activate Trinity's ultimate.
Activate Digit's ultimate.
Activate the Arrow's ultimate.
Activate the Bat's ultimate.
Activate N0P3's ultimate.
Activate the ultimate of six different ships.
Don't play alone for longer than a second in coop.
Finish a game with exactly 0 points.
Choose five passive upgrades without selecting any active ones.
In single player, fill all your active upgrade slots without choosing any passive upgrades.
Collect three different drone upgrades.
Die to an epic boss.
Fully appreciate.
Activate an ultimate before losing any lives.
Get a combo multiplier of x10 before the first set of upgrades.
Bite the bullet in bullet time.
Have two ultimates active at the same time in coop.
Reach the first set of upgrade stations without getting hit.
Kill an epic boss on normal difficulty.
Get a combo multiplier of x15.
Get a combo multiplier of x20.
Get a combo multiplier of x25.
Get a combo multiplier of x30.
Choose 30 different upgrades over all games.
Reach the third set of upgrade stations without getting hit.
Activate any ultimate before getting hit once.
Kill one million enemies.
Collect more than 9000 modifiers.
Collect a hundred thousand ultimate orbs.
Activate fourty-two ultimates.
Kill ten thousand enemies during combos.
Kill one hundred mini-bosses.
Kill ten epic bosses.
Don't lose any lives during an epic boss fight.
Kill an epic dragon without getting burned.
Lose a fully charged ultimate.
Save up a fully charged ultimate for more than a minute (and no hiding behind upgrade stations!).
Activate three ultimates in one single player game.
Activate five ultimates in one single player game.
Collect both unique upgrades in one single player game.
Collect both unique upgrades for both players in one coop game.
Revive a player in coop.
Restart the game before being game over.
Reach the second epic boss in one game.
Collect two hundred modifiers in one game.
Collect 1337 ultimate orbs in one game.
Deal more than 1,771,561 points of damage.
Absorb fifty thousand points of damage.
Have your drones save your life more than fifty times in one game.
Play one hundred games.
Activate an ultimate during bullet time during an epic boss fight.
Kill a spider without hitting its thread.
Be the first to die permanently after your partner lost all your lives.
Absorb 7500 points of damage in one game.
Play fifty coop games.
Don't pick up any orbs after a boss fight.
Kill four bosses in one game.
Kill an epic boss with a ship that doesn't unlock another ship.
Kill a mini-boss within twenty seconds.
Upgrade your ship 300 times.
Get healed by 300 hitpoints in one game.
Fire 100 fully charged shots in one game.
Pick up your seventh upgrade in single player.
Complete the special unlock requirements for five different ships.
Use an active upgrade fourty times in one game.
Activate Lily's ultimate.
Activate the Crab's ultimate.