Poison is one of the gems in the GemCraft series. It is colored green in all games. Monsters attacked by poison gems continue to lose health for a certain amount of time. The effect lasts considerably longer in traps than in towers.
Effects[]
Towers[]
Green gems apply poison, doing damage over a period of time.
Traps[]
When placed in a trap, the gem does extra poison damage and the effect lasts longer.
Strategies[]
Towers[]
Space poison towers around the level to keep the monster poisoned as much a possible.
Traps[]
Space poison traps around the level to keep the monsters poisoned as much as possible.
Gemcraft Chapter 1[]
Gemcraft Chapter 0[]
Gemcraft Labyrinth[]
All 12 Grades of the Green Gem in Gemcraft Labyrinth
Gemcraft Chapter 2[]
Poison power at grade 1 is +8 poison damage over 9 seconds, while at grade 12 it is +5469 poison damage over 9 seconds without any boosts.
The skill tome required for creating poison gems on a field that doesn't have this gem type by default can be found on field E4.
This game introduces the Beam spell which will drastically increase the amount of poison damage that can be inflicted. To avoid wasting poison damage, "Random" targetting should be used on the gem to spread it to as many monsters as possible.
GemCraft Lost Chapter: Frostborn Wrath[]
The skill tome required for creating poison gems when replaying a field that doesn't have this gem type by default can be found on field P1 by opening the Wizard Stash in Endurance mode or the Iron Stash in Iron Wizard mode.