diff --git a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/Plugin.kt b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/Plugin.kt
index 3c7e8cb..a354aa5 100644
--- a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/Plugin.kt
+++ b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/Plugin.kt
@@ -8,6 +8,7 @@ import org.slf4j.LoggerFactory
 
 abstract class Plugin {
     private val handlerContainer = mutableListOf<ListenerAdapter>()
+
     val config = this.javaClass.getResourceAsStream("/plugin.json")!!.let {
         val raw = it.bufferedReader().readText()
         val obj = Json.decodeFromString<PluginConfig>(raw)
diff --git a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/command/CommandHandler.kt b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/command/CommandHandler.kt
index 5613e10..790d94c 100644
--- a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/command/CommandHandler.kt
+++ b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/command/CommandHandler.kt
@@ -1,5 +1,8 @@
 package net.projecttl.p.x32.api.command
 
+import kotlinx.coroutines.DelicateCoroutinesApi
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
 import kotlinx.coroutines.runBlocking
 import net.dv8tion.jda.api.JDA
 import net.dv8tion.jda.api.events.interaction.command.MessageContextInteractionEvent
@@ -15,6 +18,7 @@ fun commandHandler(block: (CommandHandler) -> Unit): CommandHandler {
 	return handler
 }
 
+@OptIn(DelicateCoroutinesApi::class)
 class CommandHandler(val guildId: Long = 0L) : ListenerAdapter() {
 	private val commands = mutableListOf<CommandExecutor>()
 
@@ -24,7 +28,7 @@ class CommandHandler(val guildId: Long = 0L) : ListenerAdapter() {
 		commands.forEach { command ->
 			if (command.data.name == name) {
 				if (command is GlobalCommand) {
-					runBlocking {
+					GlobalScope.launch {
 						command.execute(ev)
 					}
 
@@ -40,7 +44,7 @@ class CommandHandler(val guildId: Long = 0L) : ListenerAdapter() {
 		commands.forEach { command ->
 			if (command.data.name == name) {
 				if (command is UserContext) {
-					runBlocking {
+					GlobalScope.launch {
 						command.execute(ev)
 					}
 
@@ -56,7 +60,7 @@ class CommandHandler(val guildId: Long = 0L) : ListenerAdapter() {
 		commands.forEach { command ->
 			if (command.data.name == name) {
 				if (command is MessageContext) {
-					runBlocking {
+					GlobalScope.launch {
 						command.execute(ev)
 					}
 
diff --git a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/util/Color.kt b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/util/Color.kt
deleted file mode 100644
index e1a7578..0000000
--- a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/util/Color.kt
+++ /dev/null
@@ -1,9 +0,0 @@
-package net.projecttl.p.x32.api.util
-
-import net.dv8tion.jda.api.EmbedBuilder
-import kotlin.random.Random
-
-fun EmbedBuilder.colour(): EmbedBuilder {
-	val rand = Random.nextInt(0x000001, 0xffffff)
-	return this.setColor(rand)
-}
diff --git a/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/util/Embed.kt b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/util/Embed.kt
new file mode 100644
index 0000000..58fabad
--- /dev/null
+++ b/px32-bot-api/src/main/kotlin/net/projecttl/p/x32/api/util/Embed.kt
@@ -0,0 +1,24 @@
+package net.projecttl.p.x32.api.util
+
+import net.dv8tion.jda.api.EmbedBuilder
+import net.dv8tion.jda.api.entities.User
+import java.time.LocalDate
+import java.time.LocalDateTime
+import kotlin.random.Random
+
+fun EmbedBuilder.colour(): EmbedBuilder {
+	val rand = Random.nextInt(0x000001, 0xffffff)
+	return this.setColor(rand)
+}
+
+fun EmbedBuilder.footer(user: User): EmbedBuilder {
+	val date = LocalDateTime.now()
+	val mon = if (date.month.value > 9) {
+		date.month.value
+	} else {
+		"0${date.month.value}"
+	}
+	val str = "${user.name} • ${date.year}-${mon}-${date.dayOfMonth} ${date.hour}:${date.minute}"
+
+	return this.setFooter(str, "${user.avatarUrl}?size=1024")
+}
diff --git a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt
index f30144c..a747ae0 100644
--- a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt
+++ b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/Px32.kt
@@ -1,5 +1,8 @@
 package net.projecttl.p.x32
 
+import kotlinx.coroutines.DelicateCoroutinesApi
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.launch
 import net.dv8tion.jda.api.JDA
 import net.projecttl.p.x32.command.Info
 import net.projecttl.p.x32.command.PluginCommand
@@ -17,6 +20,7 @@ lateinit var database: Database
 
 val logger: Logger = LoggerFactory.getLogger(Px32::class.java)
 
+@OptIn(DelicateCoroutinesApi::class)
 fun main() {
 	println("Px32 version v${DefaultConfig.version}")
 	if (Config.owner.isBlank() || Config.owner.isEmpty()) {
@@ -31,6 +35,9 @@ fun main() {
 	handler.addCommand(PluginCommand)
 
 	jda = kernel.build()
+	GlobalScope.launch {
+		kernel.register(jda)
+	}
 }
 
 object Px32
diff --git a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/PluginCommand.kt b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/PluginCommand.kt
index 66d3e8f..abafc93 100644
--- a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/PluginCommand.kt
+++ b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/PluginCommand.kt
@@ -7,6 +7,7 @@ import net.dv8tion.jda.api.interactions.commands.build.CommandData
 import net.dv8tion.jda.internal.interactions.CommandDataImpl
 import net.projecttl.p.x32.api.command.GlobalCommand
 import net.projecttl.p.x32.api.util.colour
+import net.projecttl.p.x32.api.util.footer
 import net.projecttl.p.x32.kernel.PluginLoader
 
 object PluginCommand : GlobalCommand {
@@ -18,6 +19,7 @@ object PluginCommand : GlobalCommand {
 			setThumbnail(ev.jda.selfUser.avatarUrl)
 
 			colour()
+			footer(ev.user)
 		}
 
 		val loader = PluginLoader.getPlugins()
diff --git a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/Reload.kt b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/Reload.kt
index 0d2af47..2d82c1f 100644
--- a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/Reload.kt
+++ b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/command/Reload.kt
@@ -11,7 +11,7 @@ object Reload : GlobalCommand {
 	override val data = CommandData.fromData(CommandDataImpl("reload", "플러그인을 다시 불러 옵니다").toData())
 
 	override suspend fun execute(ev: SlashCommandInteractionEvent) {
-		if (kernel.memLock) {
+		if (kernel.memLock.isLocked) {
 			return
 		}
 
@@ -20,13 +20,13 @@ object Reload : GlobalCommand {
 		}
 
 		try {
-			kernel.reload()
+			kernel.reload(ev.jda)
 		} catch (ex: Exception) {
 			ex.printStackTrace()
 			ev.reply(":warning: 플러그인을 다시 불러오는 도중에 오류가 발생 했어요. 자세한 내용은 콘솔을 확인해 주세요!").queue()
 			return
 		}
 
-		ev.reply(":white_check_mark: 플러그인을 다시 불러 왔어요!\n불러온 플러그인 수: ${kernel.plugins().size}").queue()
+		ev.reply(":white_check_mark: 플러그인을 다시 불러 왔어요!\n불러온 플러그인 수: ${kernel.plugins.size}").queue()
 	}
 }
\ No newline at end of file
diff --git a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt
index 35410b0..9fe6932 100644
--- a/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt
+++ b/px32-bot-core/src/main/kotlin/net/projecttl/p/x32/kernel/CoreKernel.kt
@@ -1,19 +1,16 @@
 package net.projecttl.p.x32.kernel
 
+import kotlinx.coroutines.sync.Mutex
 import net.dv8tion.jda.api.JDA
 import net.dv8tion.jda.api.JDABuilder
 import net.dv8tion.jda.api.hooks.ListenerAdapter
 import net.dv8tion.jda.api.requests.GatewayIntent
-import net.projecttl.p.x32.api.Plugin
 import net.projecttl.p.x32.api.command.CommandHandler
 import net.projecttl.p.x32.config.Config
 import net.projecttl.p.x32.func.BundleModule
-import net.projecttl.p.x32.jda
 import net.projecttl.p.x32.logger
 
 class CoreKernel(token: String) {
-	var memLock = false
-		private set
 	private val builder = JDABuilder.createDefault(token, listOf(
 		GatewayIntent.GUILD_PRESENCES,
 		GatewayIntent.GUILD_MEMBERS,
@@ -25,6 +22,9 @@ class CoreKernel(token: String) {
 	private val handlers = mutableListOf<ListenerAdapter>()
 	private val commandContainer = CommandHandler()
 
+	val memLock = Mutex()
+	val plugins get() = PluginLoader.getPlugins().map { it.value }
+
 	private fun include() {
 		if (Config.bundle) {
 			val b = BundleModule()
@@ -44,15 +44,11 @@ class CoreKernel(token: String) {
 		handlers.remove(handler)
 	}
 
-	fun plugins(): List<Plugin> {
-		return PluginLoader.getPlugins().map { it.value }
-	}
-
 	fun build(): JDA {
 		include()
 
 		PluginLoader.load()
-		plugins().forEach { plugin ->
+		plugins.forEach { plugin ->
 			plugin.handlers.forEach { handler ->
 				handlers.add(handler)
 			}
@@ -64,7 +60,10 @@ class CoreKernel(token: String) {
 		}
 		builder.addEventListeners(commandContainer)
 
-		val jda = builder.build()
+		return builder.build()
+	}
+
+	fun register(jda: JDA) {
 		commandContainer.register(jda)
 		handlers.forEach { h ->
 			if (h is CommandHandler) {
@@ -75,18 +74,16 @@ class CoreKernel(token: String) {
 		Runtime.getRuntime().addShutdownHook(Thread {
 			PluginLoader.destroy()
 		})
-
-		return jda
 	}
 
-	fun reload() {
-		if (!memLock) {
-			memLock = true
+	suspend fun reload(jda: JDA) {
+		if (!memLock.isLocked) {
+			memLock.lock()
 		}
 
 		val newHandlers = mutableListOf<ListenerAdapter>()
 		PluginLoader.destroy()
-		plugins().forEach { plugin ->
+		plugins.forEach { plugin ->
 			plugin.handlers.forEach { handler ->
 				if (handlers.contains(handler)) {
 					jda.removeEventListener(handler)
@@ -98,7 +95,7 @@ class CoreKernel(token: String) {
 		include()
 		PluginLoader.load()
 
-		plugins().forEach { plugin ->
+		plugins.forEach { plugin ->
 			plugin.handlers.forEach { handler ->
 				if (!handlers.contains(handler)) {
 					handlers.add(handler)
@@ -108,15 +105,15 @@ class CoreKernel(token: String) {
 		}
 
 		handlers.map {
-			builder.addEventListeners(it)
+			jda.addEventListener(it)
 		}
 
-		newHandlers.forEach { h ->
+		handlers.forEach { h ->
 			if (h is CommandHandler) {
 				h.register(jda)
 			}
 		}
 
-		memLock = false
+		memLock.unlock()
 	}
 }
diff --git a/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Avatar.kt b/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Avatar.kt
index 8fb2477..3da4daa 100644
--- a/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Avatar.kt
+++ b/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Avatar.kt
@@ -6,6 +6,7 @@ import net.dv8tion.jda.api.interactions.commands.build.CommandData
 import net.dv8tion.jda.internal.interactions.CommandDataImpl
 import net.projecttl.p.x32.api.command.UserContext
 import net.projecttl.p.x32.api.util.colour
+import net.projecttl.p.x32.api.util.footer
 
 object Avatar : UserContext {
 	override val data = CommandData.fromData(CommandDataImpl("avatar", "유저의 프로필 이미지를 가져 옵니다").toData())
@@ -15,6 +16,7 @@ object Avatar : UserContext {
 		embed.setTitle(":frame_photo: ${ev.target.name}'s Avatar")
 		embed.setImage("${ev.target.effectiveAvatarUrl}?size=512")
 		embed.colour()
+		embed.footer(ev.user)
 
 		ev.replyEmbeds(embed.build()).queue()
 	}
diff --git a/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Ping.kt b/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Ping.kt
index e617f04..cfe18e7 100644
--- a/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Ping.kt
+++ b/px32-bot-module/src/main/kotlin/net/projecttl/p/x32/func/command/Ping.kt
@@ -3,11 +3,13 @@ package net.projecttl.p.x32.func.command
 import net.dv8tion.jda.api.EmbedBuilder
 import net.dv8tion.jda.api.JDA
 import net.dv8tion.jda.api.entities.MessageEmbed
+import net.dv8tion.jda.api.entities.User
 import net.dv8tion.jda.api.events.interaction.command.SlashCommandInteractionEvent
 import net.dv8tion.jda.api.interactions.commands.build.CommandData
 import net.dv8tion.jda.internal.interactions.CommandDataImpl
 import net.projecttl.p.x32.api.command.GlobalCommand
 import net.projecttl.p.x32.api.util.colour
+import net.projecttl.p.x32.api.util.footer
 
 object Ping : GlobalCommand {
 	override val data: CommandData = CommandData.fromData(CommandDataImpl(
@@ -25,17 +27,18 @@ object Ping : GlobalCommand {
 		}.build()
 
 		ev.replyEmbeds(embed).queue {
-			embed = measure(started, ev.jda)
+			embed = measure(started, ev.user, ev.jda)
 			it.editOriginalEmbeds(embed).queue()
 		}
 	}
 
-	private fun measure(started: Long, jda: JDA): MessageEmbed {
+	private fun measure(started: Long, user: User, jda: JDA): MessageEmbed {
 		val embed = EmbedBuilder()
 		embed.setTitle(":ping_pong: **Pong!**")
 		embed.addField(":electric_plug: **API**", "`${jda.gatewayPing}ms`", true)
 		embed.addField(":robot: **BOT**", "`${System.currentTimeMillis() - started}ms`", true)
 		embed.colour()
+		embed.footer(user)
 
 		return embed.build()
 	}
diff --git a/sample-plugin/src/main/groovy/net/projecttl/plugin/sample/CorePlugin.groovy b/sample-plugin/src/main/groovy/net/projecttl/plugin/sample/CorePlugin.groovy
index 25b1177..df264ca 100644
--- a/sample-plugin/src/main/groovy/net/projecttl/plugin/sample/CorePlugin.groovy
+++ b/sample-plugin/src/main/groovy/net/projecttl/plugin/sample/CorePlugin.groovy
@@ -10,7 +10,6 @@ class CorePlugin extends Plugin {
 		logger.info "Hello, World!"
 		CommandHandler handler = new CommandHandler()
 		handler.addCommand new Greeting()
-
 		addHandler handler
 	}