diff --git a/src/handlers/MessageCommandHandler.ts b/src/handlers/MessageCommandHandler.ts
index 58de7e864..190af1617 100644
--- a/src/handlers/MessageCommandHandler.ts
+++ b/src/handlers/MessageCommandHandler.ts
@@ -5,13 +5,15 @@ import { CommandType } from '../lib/structures/Command';
 import { Commands } from '../lib/managers/CommandManager';
 import { Handlers } from '../lib/managers/HandlerManager';
 import Logger from 'js-logger';
-import { UserType } from '../lib/structures/arguments/User';
-import type { Argument } from '../lib/structures/Argument';
+import { Argument, ArgumentType } from '../lib/structures/Argument';
+import { MessageArgumentTypeBase, MessageArgumentTypes } from '../lib/structures/arguments/base';
+import { Util } from '../lib/util/Util';
 
 const cooldowns = new Collection<string, Collection<string, number>>();
 
-const checkValidation = async(arg: UserType, content: string, client: Client, guild: Guild, argument: Argument, channel: TextChannel, user: User) => {
+const checkValidation = async(arg: MessageArgumentTypes, content: string, client: Client, guild: Guild, argument: Argument, channel: TextChannel, user: User) => {
 	if (!content) {
+		channel.send(`${user.toString()}, please define argument \`${argument.name}\`, type: ${Util.toPascalCase(ArgumentType[argument.type.toString()])}`);
 		const message = await channel.awaitMessages({ filter: (m) => m.author.id === user.id && m.channelId === channel.id, time: 60000, max: 1 });
 
 		content = [...message.values()]?.[0]?.content;
@@ -71,7 +73,7 @@ export async function MessageCommandHandler(
 		args[0].options[0].options = args[0].options.splice(1);*/
 
 	for (const argument in command.arguments) {
-		const arg = new UserType();
+		const arg = await MessageArgumentTypeBase.createArgument(command.arguments[argument].type);
 
 		args[argument] = await checkValidation(arg, args[argument] as string, client, message.guild, command.arguments[argument], message.channel as TextChannel, message.author);
 	}
diff --git a/src/lib/structures/Provider.ts b/src/lib/structures/Provider.ts
index e654803f9..1f4225e2d 100644
--- a/src/lib/structures/Provider.ts
+++ b/src/lib/structures/Provider.ts
@@ -1,4 +1,3 @@
-import Logger from 'js-logger';
 import { EventEmitter } from 'events';
 import { Util } from '../util/Util';
 
@@ -21,39 +20,33 @@ export declare interface Provider {
 	delete(...args): Promise<any> | any;
 }
 
-const throwError = (error, name) => {
-	const trace = Util.resolveValidationErrorTrace([name]);
-
-	Logger.error(error, trace);
-};
-
 export class Provider extends EventEmitter {
 	init() {
-		throwError('Init method is not implemented!', this.constructor.name);
+		Util.throwError('Init method is not implemented!', this.constructor.name);
 		return;
 	}
 
 	// eslint-disable-next-line @typescript-eslint/no-unused-vars
 	insert(...args) {
-		throwError('Insert method is not implemented!', this.constructor.name);
+		Util.throwError('Insert method is not implemented!', this.constructor.name);
 		return;
 	}
 
 	// eslint-disable-next-line @typescript-eslint/no-unused-vars
 	get(...args) {
-		throwError('Get method is not implemented!', this.constructor.name);
+		Util.throwError('Get method is not implemented!', this.constructor.name);
 		return;
 	}
 
 	// eslint-disable-next-line @typescript-eslint/no-unused-vars
 	update(...args) {
-		throwError('Update method is not implemented!', this.constructor.name);
+		Util.throwError('Update method is not implemented!', this.constructor.name);
 		return;
 	}
 
 	// eslint-disable-next-line @typescript-eslint/no-unused-vars
 	delete(...args) {
-		throwError('Delete method is not implemented!', this.constructor.name);
+		Util.throwError('Delete method is not implemented!', this.constructor.name);
 		return;
 	}
 }
diff --git a/src/lib/structures/arguments/Boolean.ts b/src/lib/structures/arguments/Boolean.ts
index e948b0ad3..8415113e3 100644
--- a/src/lib/structures/arguments/Boolean.ts
+++ b/src/lib/structures/arguments/Boolean.ts
@@ -1,5 +1,28 @@
-export class BooleanType {
-    validate() {
-        
+import { Argument, ArgumentType } from '../Argument';
+import { MessageArgumentTypeBase } from './base';
+
+const truthy = new Set(['true', 't', 'yes', 'y', 'on', 'enable', 'enabled', '1', '+']);
+const falsy = new Set(['false', 'f', 'no', 'n', 'off', 'disable', 'disabled', '0', '-']);
+
+export class BooleanType extends MessageArgumentTypeBase {
+    value;
+
+    validate(content: string): boolean {
+        const yes = truthy.has(content.toLowerCase());
+        const no = falsy.has(content.toLowerCase());
+
+        if (!yes && !no) return false;
+        else {
+            this.value = yes ? true : false;
+            return true;
+        };
+    }
+
+    resolve(argument: Argument) {
+        return {
+            ...argument.toJSON(),
+            type: ArgumentType[argument.type],
+            value: this.value
+        }
     }
 }
\ No newline at end of file
diff --git a/src/lib/structures/arguments/Channel.ts b/src/lib/structures/arguments/Channel.ts
index e478c4f7b..cb4b38dd4 100644
--- a/src/lib/structures/arguments/Channel.ts
+++ b/src/lib/structures/arguments/Channel.ts
@@ -1,5 +1,7 @@
-export class ChannelType {
+import { MessageArgumentTypeBase } from './base';
+
+export class ChannelType extends MessageArgumentTypeBase {
     validate() {
-        
+        return true;
     }
 }
\ No newline at end of file
diff --git a/src/lib/structures/arguments/Integer.ts b/src/lib/structures/arguments/Integer.ts
index 3edeeb528..46891ea69 100644
--- a/src/lib/structures/arguments/Integer.ts
+++ b/src/lib/structures/arguments/Integer.ts
@@ -1,9 +1,10 @@
 import { Argument, ArgumentType } from '../Argument';
+import { MessageArgumentTypeBase } from './base';
 
-export class IntegerType {
+export class IntegerType extends MessageArgumentTypeBase {
     value;
 
-    validate(content: string) {
+    validate(content: string): boolean {
         if (Number.isInteger(Number(content))) {
             this.value = content;
             return true
diff --git a/src/lib/structures/arguments/Mentionable.ts b/src/lib/structures/arguments/Mentionable.ts
index 8d0f491c8..59d794378 100644
--- a/src/lib/structures/arguments/Mentionable.ts
+++ b/src/lib/structures/arguments/Mentionable.ts
@@ -1,5 +1,7 @@
-export class MentionableType {
+import { MessageArgumentTypeBase } from './base';
+
+export class MentionableType extends MessageArgumentTypeBase {
     validate() {
-        
+        return true;
     }
 }
\ No newline at end of file
diff --git a/src/lib/structures/arguments/Number.ts b/src/lib/structures/arguments/Number.ts
index cce5a664a..5223b9fcd 100644
--- a/src/lib/structures/arguments/Number.ts
+++ b/src/lib/structures/arguments/Number.ts
@@ -1,9 +1,10 @@
 import { Argument, ArgumentType } from '../Argument';
+import { MessageArgumentTypeBase } from './base';
 
-export class NumberType {
+export class NumberType extends MessageArgumentTypeBase {
     value;
 
-    validate(content: string) {
+    validate(content: string): boolean {
         if (!isNaN(Number(content))) {
             this.value = content;
             return true
diff --git a/src/lib/structures/arguments/Role.ts b/src/lib/structures/arguments/Role.ts
index f126f5b90..3126ea123 100644
--- a/src/lib/structures/arguments/Role.ts
+++ b/src/lib/structures/arguments/Role.ts
@@ -1,5 +1,7 @@
-export class RoleType {
+import { MessageArgumentTypeBase } from './base';
+
+export class RoleType extends MessageArgumentTypeBase {
     validate() {
-        
+        return true;
     }
 }
\ No newline at end of file
diff --git a/src/lib/structures/arguments/String.ts b/src/lib/structures/arguments/String.ts
index 980a3397f..33f9a4040 100644
--- a/src/lib/structures/arguments/String.ts
+++ b/src/lib/structures/arguments/String.ts
@@ -1,9 +1,10 @@
 import { Argument, ArgumentType } from '../Argument';
+import { MessageArgumentTypeBase } from './base';
 
-export class StringType {
+export class StringType extends MessageArgumentTypeBase {
     value;
 
-    validate(content: string) {
+    validate(content: string): boolean {
         if (typeof content === 'string') {
             this.value = content;
             return true
diff --git a/src/lib/structures/arguments/User.ts b/src/lib/structures/arguments/User.ts
index b0c0679c7..4eb6ad5a6 100644
--- a/src/lib/structures/arguments/User.ts
+++ b/src/lib/structures/arguments/User.ts
@@ -1,10 +1,11 @@
 import type { Client, Guild } from 'discord.js';
 import { Argument, ArgumentType } from '../Argument';
+import { MessageArgumentTypeBase } from './base';
 
-export class UserType {
+export class UserType extends MessageArgumentTypeBase {
     matches;
 
-    validate(content: string) {
+    validate(content: string): boolean {
         const matches = content.match(/([0-9]+)/);
 
         if (!matches) return false;
@@ -19,7 +20,7 @@ export class UserType {
             ...argument.toJSON(),
             type: ArgumentType[argument.type],
             user: client.users.cache.get(this.matches[1]),
-            member: guild.members.cache.get(this.matches[1])
+            member: guild.members?.cache?.get(this.matches[1])
         }
     }
 }
\ No newline at end of file
diff --git a/src/lib/structures/arguments/base.ts b/src/lib/structures/arguments/base.ts
new file mode 100644
index 000000000..386cd531c
--- /dev/null
+++ b/src/lib/structures/arguments/base.ts
@@ -0,0 +1,54 @@
+import { Util } from '../../util/Util';
+import { Argument, ArgumentType } from '../Argument';
+import type { BooleanType } from './Boolean';
+import type { ChannelType } from './Channel';
+import type { IntegerType } from './Integer';
+import type { MentionableType } from './Mentionable';
+import type { NumberType } from './Number';
+import type { RoleType } from './Role';
+import type { StringType } from './String';
+import type { UserType } from './User';
+
+export type MessageArgumentTypes = BooleanType | ChannelType | IntegerType | MentionableType | NumberType | RoleType | StringType | UserType;
+
+export class MessageArgumentTypeBase {
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    validate(content: string): boolean {
+        Util.throwError('Validate method is not implemented!', this.constructor.name);
+        return true;
+    }
+
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    resolve(argument: Argument, ...args) {
+        Util.throwError('Resolve method is not implemented!', this.constructor.name);
+    }
+
+    static async createArgument(type: ArgumentType | keyof typeof ArgumentType) {
+        switch(type) {
+            case ArgumentType.BOOLEAN:
+                const { BooleanType } = await import('./Boolean');
+                return new BooleanType();
+            case ArgumentType.CHANNEL:
+                const { ChannelType } = await import('./Channel');
+                return new ChannelType();
+            case ArgumentType.INTEGER:
+                const { IntegerType } = await import('./Integer');
+                return new IntegerType();
+            case ArgumentType.MENTIONABLE:
+                const { MentionableType } = await import('./Mentionable');
+                return new MentionableType();
+            case ArgumentType.NUMBER:
+                const { NumberType } = await import('./Number');
+                return new NumberType();
+            case ArgumentType.ROLE:
+                const { RoleType } = await import('./Role');
+                return new RoleType();
+            case ArgumentType.STRING:
+                const { StringType } = await import('./String');
+                return new StringType();
+            case ArgumentType.USER:
+                const { UserType } = await import('./User');
+                return new UserType();
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/lib/util/Util.ts b/src/lib/util/Util.ts
index b80081916..fc1967266 100644
--- a/src/lib/util/Util.ts
+++ b/src/lib/util/Util.ts
@@ -1,3 +1,5 @@
+import Logger from "js-logger";
+
 export class Util {
 	/**
 	 * @deprecated We don't support arguments in object/array
@@ -91,4 +93,21 @@ export class Util {
 		array = array.filter(item => typeof item === 'string');
 		return `(${array.join(' -> ') || 'unknown'})`;
 	}
+
+	static throwError(error, name): void {
+		const trace = Util.resolveValidationErrorTrace([name]);
+	
+		Logger.error(error, trace);
+	}
+
+	static toPascalCase(input: string): string {
+		return input
+			.replace(new RegExp(/[-_]+/, 'g'), ' ')
+			.replace(new RegExp(/[^\w\s]/, 'g'), '')
+			.replace(
+			new RegExp(/\s+(.)(\w*)/, 'g'),
+			($1, $2, $3) => `${$2.toUpperCase() + $3.toLowerCase()}`
+			)
+			.replace(new RegExp(/\w/), s => s.toUpperCase());
+	}
 }