GemCraft lost chapter: Labyrinth is a tower defense flash game created by Game In A Bottle and was released February 17, 2011.

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What is the reward for breaking a tomb open in Gemcraft Labyrinth?

There are a few maps with tombs in them in the tower defence game Gemcraft Labyrinth, they are often heavily armored and take a while to break open, with a swarm of shadow monsters coming out. I've ...
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503 views

Gemcraft Labyrinth — Obtain challenge medals in free version?

Several fields in Gemcraft Labyrinth have "Challenge Medals" listed; goals such as "Deal a total of 2,000,000 damage in one battle on field XY" or "Kill a total of 7,000 monsters in one battle on ...
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What color of gem is best to use in an amplifier?

Same color as the gem amplified, that's for sure, but is pure better than triple color? Maybe double?
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No Skill Point Amulet

Can anyone give me some advice on how to get the amulet to win a battle on row 8 with no skill points used? Which field to use? Do you still use the YOL trap strategy?
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Is supergemming possible in Gemcraft Labyrinth?

In Gemcraft 1 and Gemcraft 0 you could combine high level gem with low level gem (difference must be at least 2 grades). It increased the damage, fire rate, range and specials. I tried to do this in ...
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234 views

What is the max Endurance multiplier?

I've been running Endurance levels as of late and was wondering how the multiplier is calculated. So far I've reached x71.57 using Giant only at level 1337. Does anyone know how this is calculated?
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165 views

Gem Bomb Only Amulet?

Can someone provide some advice on how to win a field with Gem Bombs only? What field to use? What skill level and how are skill points distributed? What build strategy do you use?
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How do I unlock the corner maps in Gemcraft Labyrinth?

I've completed the main mission in Gemcraft Labyrinth and unlocked the first of the 4 corner maps along the way - the other 3 remain stubbornly unavailable. Does anyone know what is required to open ...
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Third pylon stage

I'm stuck on the third pylon in Gemcraft Labryinth. I'm level 45 as a non-premium player. I've tried a couple of different strategies; both end up with me reaching around wave 40, and then being ...
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How much max mana pool size do you get by wave 100 in Gemcraft Labyrinth?

I am trying to get high scores in Gemcraft. So I am trying to apply some of the techniques explained here and here. I am using only Summoning Giants and some other modifiers. The base gem I am using ...
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What's a good strategy for Endurance in Gemcraft Labyrinth?

What's a good strategy to get max score from Endurance modes in Gemcraft Labyrinth?
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What those numbers, colors and lines mean?

When I pass the mouse on crystal ball on lower left corner, I get this image. What those number mean ? What are the meaning of the colors ? What are the meaning of the white lines ?
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In GemCraft Labyrinth what exactly is the stackable immunity rate of Shocking Gems?

The blurb for the Shocking Gem says Shocked targets gain a stackable immunity rate Does this mean that shocked targets start becoming immune to all attacks? Maybe it only refers to being shocked ...
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502 views

Is it ever worth it to purchase Shrines?

Usually I just invest in more permanent defenses. Is it ever worth it to purchase Shrines?
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What stats should I be prioritizing/near-endgame questions in general

I'm a level 900 wizard in Gemcraft: Labyrinth, with around 8500 skill points. My general goal is to create a Y/O/L supergem that goes in a trap, with a B/C/P before it that slows/stuns/armor-shreds ...
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How to increase the endurance multiplier?

Longer you resist, higher is your endurance multiplier. What else ? If you summon more than 900 monsters in resistance mode, will you increase your endurance multiplier ?
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1answer
595 views

How to get 100 waves on G10?

I'm trying to get the challenge amulet on field G10. Normally, this field has 12 waves; the challenge is to clear 100. How can I force it to spawn 100 waves? Is it only possible with the premium ...
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1answer
212 views

How do you get past Field E12?

This Field is stopping my progress, how do I get past it? Where should I be Placing the Towers/Traps and walls, and with what gems should I fill them?
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701 views

Does killing monster's nests reduce the number of monsters?

From wikipedia: Gem towers can now attack monster lairs and beakons to destroy them. note that monsters will always come in from the edges of the map if their nests are destroyed. Does ...
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Can you install and play GemCraft Labyrinth on multiple machines?

I bought the premium edition of GemCraft Labyrinth 2 months ago. I register the game and played it on my PC using this link. I want to play it on my laptop. I disconnect from the my account on my PC ...