diff --git a/src/discord_api/kotlin/me/shedaniel/linkie/discord/lang/I18n.kt b/src/discord_api/kotlin/me/shedaniel/linkie/discord/lang/I18n.kt
new file mode 100644
index 0000000..8c120a2
--- /dev/null
+++ b/src/discord_api/kotlin/me/shedaniel/linkie/discord/lang/I18n.kt
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2019, 2020, 2021 shedaniel
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package me.shedaniel.linkie.discord.lang
+
+import me.shedaniel.linkie.discord.utils.CommandContext
+import java.util.*
+
+object I18n {
+    var defaultLocale = "en-US"
+    private val locales = mutableMapOf<String, Locale>()
+
+    fun translate(locale: String, key: String, vararg args: Any): String {
+        val s = _translate(locale, key)
+        return try {
+            s.format(*args)
+        } catch (e: Exception) {
+            s
+        }
+    }
+
+    fun _translate(locale: String, key: String): String {
+        return rawTranslate(locale, key) ?: rawTranslate(defaultLocale, key) ?: key
+    }
+
+    fun rawTranslate(locale: String, key: String): String? {
+        return locales.getOrPut(locale) {
+            I18n::class.java.classLoader.getResource("lang/$locale.properties")?.readText()?.let {
+                Locale(locale, Properties().apply { load(it.reader()) }.let {
+                    it.entries.associate { it.key.toString() to it.value.toString() }
+                })
+            } ?: Locale(locale, mapOf())
+        }.translations[key]
+    }
+
+    data class Locale(
+        val name: String,
+        val translations: Map<String, String>,
+    )
+}
+
+fun String.i18n(ctx: CommandContext, vararg args: Any): String {
+    return i18n(ctx.locale, *args)
+}
+
+fun String.i18n(locale: String?, vararg args: Any): String {
+    return I18n.translate(locale ?: I18n.defaultLocale, this, *args)
+}
\ No newline at end of file
diff --git a/src/main/kotlin/me/shedaniel/linkie/discord/tricks/TrickBasedCommand.kt b/src/main/kotlin/me/shedaniel/linkie/discord/tricks/TrickBasedCommand.kt
new file mode 100644
index 0000000..0970b1a
--- /dev/null
+++ b/src/main/kotlin/me/shedaniel/linkie/discord/tricks/TrickBasedCommand.kt
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2019, 2020, 2021 shedaniel
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package me.shedaniel.linkie.discord.tricks
+
+import me.shedaniel.linkie.discord.Command
+import me.shedaniel.linkie.discord.scommands.SlashCommandBuilderInterface
+import me.shedaniel.linkie.discord.scommands.args
+import me.shedaniel.linkie.discord.scommands.optNullable
+import me.shedaniel.linkie.discord.scripting.ContextExtensions
+import me.shedaniel.linkie.discord.scripting.EvalContext
+import me.shedaniel.linkie.discord.scripting.LinkieScripting
+import me.shedaniel.linkie.discord.scripting.push
+import me.shedaniel.linkie.discord.utils.CommandContext
+import me.shedaniel.linkie.discord.utils.validateInGuild
+
+class TrickBasedCommand(val trick: Trick) : Command {
+    override suspend fun SlashCommandBuilderInterface.buildCommand(slash: Boolean) {
+        val args = args(required = false)
+        executeCommandWithGetter { ctx, options -> execute(ctx, options.optNullable(args) ?: mutableListOf()) }
+    }
+
+    suspend fun execute(ctx: CommandContext, args: MutableList<String>) {
+        ctx.validateInGuild {
+            val evalContext = EvalContext(
+                ctx,
+                null,
+                trick.flags,
+                args,
+                parent = false,
+            )
+            LinkieScripting.evalTrick(evalContext, message, trick) {
+                LinkieScripting.simpleContext.push {
+                    ContextExtensions.commandContexts(evalContext, user, channel, message, this)
+                }
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/lang/en-US.properties b/src/main/resources/lang/en-US.properties
new file mode 100644
index 0000000..eec2c48
--- /dev/null
+++ b/src/main/resources/lang/en-US.properties
@@ -0,0 +1,18 @@
+text.about.title = About Linkie
+text.about.description = A mappings bot created by <@430615025066049538>.
+text.about.license = License
+text.about.links.core = Library Source
+text.about.links.bot = Bot Source
+text.about.links.invite = Bot Invite
+text.mappings.query.fuzzy_matched = **No results found for __%s__. Displaying related results.**
+text.mappings.query.title = List of %s Mappings for %s
+text.mappings.query.title.paged = List of %s Mappings for %s (Page %s/%s)
+text.mappings.query.class = **Class: __%s__**
+text.mappings.query.class.translate = **Class: %s => __%s__**
+text.mappings.query.field = **Field: %s#__%s__**
+text.mappings.query.field.translate = **Field: %s#%s => __%s#%s__**
+text.mappings.query.method = **Method: %s#__%s__**
+text.mappings.query.method.translate = **Method: %s#%s => __%s#%s__**
+text.mappings.query.name = __Name__: 
+text.mappings.query.type = __Type__: 
+text.mappings.query.mixin = __Mixin Target__: `
\ No newline at end of file
diff --git a/src/main/resources/lang/zh-TW.properties b/src/main/resources/lang/zh-TW.properties
new file mode 100644
index 0000000..eb66595
--- /dev/null
+++ b/src/main/resources/lang/zh-TW.properties
@@ -0,0 +1,18 @@
+text.about.title = 關於 Linkie
+text.about.description = 一個由 <@430615025066049538> 開發的反混淆機器人。
+text.about.license = 原始碼授權
+text.about.links.core = Library Source
+text.about.links.bot = Bot Source
+text.about.links.invite = Bot Invite
+text.mappings.query.fuzzy_matched = **沒有符合您的搜尋 - __%s__. 目前顯示的是相關的搜尋結果。**
+text.mappings.query.title = %s (%s) 反混淆搜尋結果
+text.mappings.query.title.paged = %s (%s) 反混淆搜尋結果 (第 %s / %s 頁)
+text.mappings.query.class = **類別: __%s__**
+text.mappings.query.class.translate = **類別: %s => __%s__**
+text.mappings.query.field = **屬性: %s#__%s__**
+text.mappings.query.field.translate = **屬性: %s#%s => __%s#%s__**
+text.mappings.query.method = **方法: %s#__%s__**
+text.mappings.query.method.translate = **方法: %s#%s => __%s#%s__**
+text.mappings.query.name = __名稱__: 
+text.mappings.query.type = __類型__: 
+text.mappings.query.mixin = __Mixin 目標__: `
\ No newline at end of file