diff --git a/.env b/.env
index fb60787..a1c625e 100644
--- a/.env
+++ b/.env
@@ -3,3 +3,7 @@ VERIFIED_ROLE=
 
 MINIMUM_MESSAGES=30
 MESSAGE_COOLDOWN=3
+
+SUPPORTER_ROLE=
+DONATOR_ROLE=
+BOOSTER_ROLE=
diff --git a/src/discord/client.ts b/src/discord/client.ts
index dfdd961..4b9003b 100644
--- a/src/discord/client.ts
+++ b/src/discord/client.ts
@@ -5,7 +5,7 @@ import { string } from "../util/env";
 log.info("Creating Discord client...");
 
 export const client = new Client({
-	"intents": [GatewayIntentBits.MessageContent, GatewayIntentBits.Guilds, GatewayIntentBits.GuildMessages]
+	"intents": [GatewayIntentBits.MessageContent, GatewayIntentBits.Guilds, GatewayIntentBits.GuildMessages, GatewayIntentBits.GuildMembers]
 });
 
 const success = !!(await client.login(string("DISCORD_TOKEN")));
diff --git a/src/discord/events/checkSupporter.ts b/src/discord/events/checkSupporter.ts
new file mode 100644
index 0000000..d0b5d0f
--- /dev/null
+++ b/src/discord/events/checkSupporter.ts
@@ -0,0 +1,46 @@
+import { Events } from "discord.js";
+import { client } from "../client";
+import { log } from "../../log";
+import { string } from "../../util/env";
+
+const roles = {
+	"supporter": string("SUPPORTER_ROLE"),
+	"donator": string("DONATOR_ROLE"),
+	"booster": string("BOOSTER_ROLE")
+};
+
+client.on(Events.GuildMemberUpdate, (old, current) => {
+	const hadSupporter = old.roles.cache.has(roles.supporter);
+	const hasSupporter = current.roles.cache.has(roles.supporter);
+	if (hadSupporter !== hasSupporter) {
+		return;
+	}
+
+	const hadDonator = old.roles.cache.has(roles.donator);
+	const hasDonator = current.roles.cache.has(roles.donator);
+
+	const hadBooster = old.roles.cache.has(roles.booster);
+	const hasBooster = current.roles.cache.has(roles.booster);
+
+	log.debug(`Roles updated for ${current.displayName}.`);
+	log.debug(`Donator role: ${hadDonator} -> ${hasDonator}`);
+	log.debug(`Booster role: ${hadBooster} -> ${hasBooster}`);
+
+	if (hadDonator === hasDonator && hadBooster === hasBooster) {
+		log.debug("Nothing changed! Not modifying roles.");
+		return;
+	}
+
+	if ((!hadDonator && hasDonator) || (!hadBooster && hasBooster)) {
+		log.debug("Adding the supporter role!");
+
+		current.roles.add(roles.supporter);
+		return;
+	}
+
+	if (hadBooster && !hasBooster) {
+		log.debug("Removing the supporter role!");
+
+		current.roles.remove(roles.supporter);
+	}
+});
diff --git a/src/discord/events/onMessage.ts b/src/discord/events/checkVerified.ts
similarity index 96%
rename from src/discord/events/onMessage.ts
rename to src/discord/events/checkVerified.ts
index 2d644db..c0aee39 100644
--- a/src/discord/events/onMessage.ts
+++ b/src/discord/events/checkVerified.ts
@@ -8,6 +8,7 @@ import { log } from "../../log";
 const roleId = string("VERIFIED_ROLE");
 const minimumMessages = number("MINIMUM_MESSAGES");
 
+// TODO: Abstract this so it can be used for other roles
 let roleValid = false;
 for (const [_, guild] of client.guilds.cache) {
 	const roles = await guild.roles.fetch();
diff --git a/src/discord/events/register.ts b/src/discord/events/register.ts
index bfc7882..23b8314 100644
--- a/src/discord/events/register.ts
+++ b/src/discord/events/register.ts
@@ -5,6 +5,7 @@ import { log } from "../../log";
 const self = basename(__filename);
 const path = resolve(__dirname);
 
+// TODO: Abstract this so it can be used for other listeners (commands)
 export async function register() {
 	log.info("Registering all Discord listeners...");