Story

Story

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Tower Defense Simulator contains a story, which mainly revolves around the T.D.S. Organization keeping the Overworld and other realms stable, while also securing any God Cube fragments. Currently, most of the story is contained within limited-time events and promotional videos.

Story PagesEvent Story Pages

Groups
	T.D.S. Organization The T.D.S. Organization is the protagonist force of the Tower Defense Simulator storyline. Their duty is to fight against the zombies, monsters and other enemies who so wish to pose a challenge to the security of the Overworld. Read more about it here.
	Children of Exo The Children of Exo are the main villains of various events in Tower Defense Simulator, and are secondary antagonists in the larger story. They are a very devoted cult that follow and worship the enigmatic Lord Exo, seeking to free him, as indicated in their name. Read more about it here.
	Fallen The Fallen were a once prosperous kingdom originating from Paradise, who are led by the Fallen King. They are the main antagonists of Fallen mode. Read more about it here.
Characters
	Lord Exo Lord Exo, or simply just EXO, as he is known by the T.D.S. Organization, is the overarching antagonist of the Tower Defense Simulator story. Read more about him here.
	Two X Two X, is an important figure within the story of Tower Defense Simulator. He is the brother of Lord Exo, and is the creator of the Meta, the universal network that all realms belong to. Read more about him here.
	Narrator The Narrator is a servant of Lord Exo. He is the main antagonist and narrator of the Lunar Overture Event, Null & Void Event, and The Final Act Event. Read more about him here.
	Rift Walker The Rift Walker was a being that had existed since the Old World, being affiliated with Two X. He is one of the creators of the Meta, and is testified to be one of the most powerful beings in existence. Read more about it here.
	Nerd Duck The Nerd Duck is the main antagonist of the Duck Hunt Event and Ducky Revenge Event, later turning into an ally to the T.D.S. Organization. He can be considered the de facto leader of the ducks and potentially the Duck Realm as a whole. Read more about him here.
	Null Guardian The Null Guardian was an entity which roamed the Outer Nil Zone and is the warden to those who are unfortunate to be detained there. Read more about him here.
	Patient Zero Patient Zero is the main antagonist of Intermediate mode in Tower Defense Simulator, and according to the game's storyline, he is the mastermind behind Serum Zero and the orchestrator of the zombie apocalypse. Read more about him here.
Items
	God Cube The God Cube was a powerful artifact that had shattered into multiple pieces in the past, leading to its fragments being scattered across realms. This scattering of fragments led to them being discovered by various characters who used them for nefarious means. Read more about it here.
	Serum Zero Serum Zero is the chemical agent that is responsible for the creation of the zombies in the Tower Defense Simulator story. The serum was developed by Oasis X Enterprise under the lead of Dr. Herrschaft. Read more about it here.
Realms
	Overworld The Overworld is one of the many realms that was spawned from the seed of Paradise, and is the realm to which the main events of the game's story line take place. Read more about it here.
	Hex Realm The Hex Realm is a realm that was first introduced in the Hexscape Event. According to the Conserver, the realm served as a sanctuary for its inhabitants. Read more about it here.
	Frost Realm The Frost Realm is one of the many realms that exist within the world of Tower Defense Simulator. It acts as the home-world for the Frost mode and Operation I.C.E Event enemies. Read more about it here.
	Duck Realm The Duck Realm is a realm mostly populated by ducks and the main realm of the Ducky Revenge Event. Read more about it here.
	Old World The Old World was the first realm to exist in the story of Tower Defense Simulator. In the great war between Two X and Lord Exo, the realm was left in ruin, and all that remains of it is called the Nil Zone. Read more about it here.

This is a list of every canonical event in the Tower Defense Simulator storyline which has either a page for its story or a section about it. Events which were either confirmed not to be canon, like Frost Invasion Event or Lunar Overture Event's third act, events which are very unlikely to be canon, such as Headache Headquarters or events which do not have any story are not included here.

Events listed will be in known chronological order, which in majority of cases is release order of the events. Anything without a proper place in the timeline is not included here.

	The Umbra's Origin The Umbra, chased by the Eclipsed Village knights for witchcraft, runs into the forest, where she finds the God Cube. Allured by it, she decides to touch it, leading to her gaining its full power. The God Cube was shattered into many pieces in the process, with each fragment being sent into different points of space and time. This event can be found here.
	Halloween 2019 Event Jack O' Bot is sent by The Umbra to collect a God Cube fragment located in the Nightmare Carnival. The original event can be found here, while a retelling of it can be seen here.
	Christmas 2019 Event Krampus and his forces invade the Village of Despair. Read more about it here.
	Spring 2020 Event T.D.S. Organization fights against Ducky D00M and its army to protect Eggy Island. This event can be found here.
	Halloween 2020 Event Lord Sinister is sent by The Umbra to collect a God Cube fragment located in the Trick or Threat Town. During the invasion, the Narrator talks to the player. The original event can be found here, while a retelling of it can be seen here.
	Solar Eclipse Event – Night I As the Dark Sun's conquest on the overworld begins, the T.D.S. Organization fights against Jaxe in Rotfield, who was sent by The Umbra to fight the agents. Read more about it here.
	Solar Eclipse Event – Night II After defeating Jaxe, the T.D.S. Organization moves on forward to reach The Umbra. This leads them to the Foggy Forest, where their progress is stopped by the Swamp Monster. This event can be found here.
	Solar Eclipse Event – Night III After defeating the Swamp Monster, the T.D.S. Organization finally reaches the Totality Tower, but is stopped at the tower's outskirts by Penumbras. This event can be found here.
	Solar Eclipse Event – Night IV After defeating Penumbras, the T.D.S. Organization agents enter the Totality Tower, where they have the final showdown with the lunar mistress herself, The Umbra. Read more about it here.
	Duck Hunt Event Nerd Duck, the son of of the original Ducky D00M, builds a giant Ducky D00M Mech to take revenge on the T.D.S. Organization for what happened in Eggy Island. This event can be found here.
	Violent Night Event Mrs. Claus asks T.D.S. Organization for help, as an unknown force has taken over the Elves, making them overthrow Santa and build a giant weapon of war in form of the Mecha-claus. This event can be found here.
	Lunar Overture Event – Act I The Narrator invites the T.D.S. Organization to his Solar Theatres, where he shows them a retelling of The Umbra's origin story and how the God Cube ended up shattering. Read more about it here.
	Lunar Overture Event – Act II The Narrator's show continues, this time retelling the events of Halloween 2019 Event and Halloween 2020 Event. Read more about it here.
	Krampus' Revenge Event Santa comes to T.D.S. Organization to ask them for help, as his elves have been mind-controlled by Krampus, who, after his defeat in Village of Despair has returned, wielding a God Cube powered staff. This event can be found here.
	Hexscape Event – Night I The T.D.S. Organization sends multiple agents to investigate a detected God Cube fragment, which turns out to be an artificial fragment created by the Children of Exo to open a portal to the Nil Zone. The two groups fight, ending in an unexpected disaster. Read more about it here.
	Hexscape Event – Night II Dispatched agents wake up after being sucked into the portal to find themselves in an unknown dimension, with the Children of Exo nowhere to be seen. The agents have to then fight off invading entities from this realm while trying to find a way to fix the portal. This event can be found here.
	Hexscape Event – Night III After returning to the Overworld, the T.D.S. Organization is completely unable to use the portal, making them yet again fight against the Hex Realm entities, some of which have been corrupted by a God Cube fragment that they attempt to retrieve from a powerful beast. Read more about it here.
	Tower Defense Simulator x PLS DONATE Event Haz3mn finds a fragment of the God Cube and gets corrupted by it. The T.D.S. Organization sends agents to deal with the threat and keep the Pls Donate realm stable. Read more about it here.
	Operation I.C.E Event Ramiel, one of the Children of Exo, infiltrates Outpost 32 so that he can open a portal to the Frost Realm, letting the entire Frost Army invade the base. Read more about it here.
	Ducky Revenge Event Nerd Duck finds a God Cube in the toilet of the Duck Dimension. He uses it to mobilize an army, and T.D.S. Organization agents get caught in the middle of it while looking for a God Cube fragment. Read more about it here.
	Null & Void Event – Night I Professor V and the Nerd Duck enact their plan of merging the God Cube shards together. But a catastrophic error occurs, which causes the Nil Zone to leak into the Overworld. Read more about it here.
	Null & Void Event – Night II T.D.S. agents are banished into the Outer Nil Zone by the Rift Walker, where they meet a familiar face and battle against the realm's warden. Read more about it here.
	Null & Void Event – Night III Deep in the Nil Zone, the Rift Walker and Children of Exo fight for control of the God Cube, and with the Narrator's help, the cultists begin the process of freeing Lord Exo from his ancient prison. It is up to the T.D.S. Organization to put a stop to them. Read more about it here.
	The Final Act Event Having overtaken a military base, the Narrator uses it as a stage for his final act. The T.D.S. Organization investigates this, and become present for his show where he recounts the story of Lord Exo's and Two X's origin from the Old World. Read more about it here.
	Voidcore Soon after Lord Exo was freed from the God Cube, the Void Caster, a previous general of his, reawakens and mobilizes the Void Army to invade and destroy the various realms of the Meta, including the Overworld. In response to this, the T.D.S. Organization dispatches its agents into the Nil Zone to try and find a way to close off the Void rifts, all the while battling the Void Caster's army. Read more about it here.

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