# Inearth Wiki > The official reference for Inearth's roguelite deckbuilding, spellcrafting, turn-based tactical combat, and alchemical interactions. These Markdown pages are generated from the same game catalog and author notes as the public HTML wiki. Category pages link to individual entries. The catalog documents the current website export; game content and balance can change. ## Overview - [Game overview](https://reynvert.com/inearth/index.md): What Inearth is and how its core systems work. - [Wiki overview](https://reynvert.com/inearth/wiki/index.md): All reference categories. ## Reference categories - [Cards](https://reynvert.com/inearth/wiki/cards/index.md): Browse Inearth’s spell, item, ability, and status cards. Compare elemental domains, energy costs, rules, and unlocks for your roguelite deck. - [Entities](https://reynvert.com/inearth/wiki/entities/index.md): Explore Inearth’s playable explorers, enemies, allies, and objects. Look up their decks, health, innate effects, and turn-based combat data. - [Substances](https://reynvert.com/inearth/wiki/substances/index.md): Learn how Inearth’s alchemical substances interact. Explore puddles, clouds, mixing, wet effects, and ways to reshape the battlefield. - [Effects](https://reynvert.com/inearth/wiki/effects/index.md): Look up Inearth’s status effects, including Burn, Bleed, Wet, and Regen, and discover which cards and creatures apply them. - [Gifts](https://reynvert.com/inearth/wiki/gifts/index.md): Browse Inearth’s rule-bending gifts, their rarity, requirements, and effects to plan your build for the descent into the Hollow Earth. - [Domains](https://reynvert.com/inearth/wiki/domains/index.md): Explore Inearth’s elemental spell domains, unlock requirements, and gifts to find new options for your spellcrafting and deckbuilding. - [Factors](https://reynvert.com/inearth/wiki/factors/index.md): A guide to Inearth’s encounter factors, including locks, timeouts, and other rules that change tactical battles in the Hollow Earth. - [Start Bonuses](https://reynvert.com/inearth/wiki/bonuses/index.md): Compare Inearth’s starting bonuses and opening kits for each playable explorer before beginning a new roguelite run. - [Mechanics](https://reynvert.com/inearth/wiki/mechanics/index.md): Learn Inearth’s combat and deckbuilding mechanics: movement, energy, spellcrafting, targeting, damage, and environmental interactions. - [Lore](https://reynvert.com/inearth/wiki/lore/index.md): Explore the lore of Inearth and uncover notes about the people, places, and mysteries beneath the surface of the Hollow Earth. - [Damage and Health](https://reynvert.com/inearth/wiki/types/index.md): Compare Inearth’s nine damage types and nine health types. Use the damage matrix to understand resistances, weaknesses, and healing interactions. - [Achievements](https://reynvert.com/inearth/wiki/achievements/index.md): Browse Inearth’s achievements and their requirements, from your first descent to combat challenges and milestones in the Hollow Earth.