Here is the full list of all 15 Incandescent achievements.
Complete 50 waves in one game.
Complete 2 boss waves in one game.
Kill 1000 enemies without dying.
Kill 1000 enemies in one game.
Kill 500 enemies without dying.
Complete the first boss wave.
Kill 30 enemies with 1 bomb.
Complete the 5 waves.
Kill 50 enemies without being damaged.
Kill 20 enemies without being damaged.
Kill 5 bosses in a single game.
Kill 100 enemies in one game.
Kill 100 enemies without dying.
Complete the first wave.
Kill 10 enemies in one game