What act and difficulty is 3-4 Frozen Glacier Cavern?

3-4 Frozen Glacier Cavern is Act 3 on Nightmare difficulty. The full 120-stage campaign is broken into 3 acts times 10 stages times 4 difficulties.

What level should my heroes be for 3-4 Frozen Glacier Cavern?

3-4 Frozen Glacier Cavern has a recommended level of Lv 49. Heroes below this level will underperform; heroes well above it will clear the stage trivially.

What materials drop from 3-4 Frozen Glacier Cavern?

The "What to farm here" panel on this page lists every material whose rarity band brackets this stage's level. The Drop Finder is the inverse tool — pick a material and see which stages to clear.

Stagecommonv1.00.26

3-4 Frozen Glacier Cavern

Act 3 / Nightmare

Act 3 Nightmare stage 3-4 Frozen Glacier Cavern. Recommended hero level Lv 49. Mini-boss: Venom Insect.

Key attributes

Stage ID: 2304
Difficulty: Nightmare
Act: 3
Stage in Act: 3-4
Recommended Level: Lv 49
Difficulty Level Range: Lv 33–52
Boss: Venom Insect
Waves: 23
Kills: 322
Gold: 373,640
EXP: 5,163,948
Unlocks Max Item Level: Lv 49

Notes

3-4 Frozen Glacier Cavern sits in Act 3 of the Nightmare run at recommended hero level Lv 49. The stage runs 23 wave(s) with 322 kills and rewards 373,640 gold and 5,163,948 experience. Reaching this stage unlocks item level Lv 49 in the drop pool; rarity does not scale by area, so even 3-4 can drop an Immortal. The mini-boss is Venom Insect.

3-4 Frozen Glacier Cavern Farming & Progression Guide

With a recommended level around Lv 49 and guarded by Venom Insect, this stage is an ideal benchmark for your team's idle DPS. If your taskbar heroes take more than 20 seconds to clear a wave here, consider stepping back to an earlier stage to optimize gold-per-minute farming.