Completely Insufferable: A Killian, Decisive Mentor Commander Guide

He doesn't need to win the fight himself. He just needs to make sure everyone else is fighting each other.

The Codex Entry

There is a particular kind of power that does not announce itself.

It does not swing wide. It does not cast the killing blow. It does not sit across the table and dare you to stop it.

It simply arranges things. Quietly. Precisely. Until the board state has reorganized itself in a way that benefits exactly one player — and that player has not attacked once, has not been attacked once, and is holding twelve cards.

Killian, Decisive Mentor is that kind of power. Elegant. Calculated. Completely insufferable to play against.

Who Is Killian, Decisive Mentor?

From Secrets of Strixhaven comes one of the most politically devastating commanders in the set. Killian is a Legendary Human Warlock in Orzhov colors — white and black — a mentor who has clearly decided that the best way to teach is to let everyone else make mistakes while he takes notes.

Three mana. A 2/3 body that stays out of combat by design. And two abilities that work together to create one of the most oppressive engines in Commander.

Whenever an enchantment you control enters the battlefield, tap up to one target creature and goad it. Until your next turn that creature attacks each combat if able and attacks a player other than you if able.

Whenever one or more creatures enchanted by an Aura you control attack, draw a card.

Read those together. Every enchantment you cast taps a creature and forces it to attack someone else. Every Aura you put on an opponent's creature draws you a card when that creature attacks. You are building a machine that runs on your opponents' own resources and pays you in cards for the privilege.

The Philosophy

Killian is a political commander in the truest sense. He does not win through combat. He does not win through a single explosive combo turn. He wins by making the table fight itself while he accumulates resources and waits for the right moment to close the game.

The goad ability is the engine. Every enchantment you cast — whether it is an Aura on an opponent's creature or a global enchantment entering the battlefield — taps something and forces it away from you. Your opponents are perpetually tapped out, perpetually attacking each other, and perpetually unable to organize a coherent attack in your direction.

The draw ability is the fuel. Auras on opponent's creatures turn their attacks into your card draw. The more creatures you enchant, the more cards you draw every combat step. By mid game you are drawing three or four cards per turn cycle off enchantments you cast two turns ago.

The table does the work. You do the winning.

The Strategy

Enchant your opponents' best creatures. Shackles of Treachery, Hypnotic Siren, Volition Reins — take control of or enchant the most threatening creatures on the board. They are goaded away from you and draw you cards every time they attack. Your opponents' win conditions become your draw engine.

Flood the board with enchantments. Every enchantment that enters triggers Killian's goad ability. Enchantress's Presence, Sylvan Library, Rhystic Study — global enchantments that enter and immediately tap and goad something. The more enchantments you cast per turn, the more creatures you lock down simultaneously.

Protect Killian at all costs. He is the engine. Without him the Auras stop drawing cards and the goad triggers stop firing. Swiftfoot Boots, Lightning Greaves, Curator's Ward — keep him on the battlefield and keep him safe. He does not need to attack. He needs to exist.

Build toward inevitability. Killian decks do not win fast. They win when the table has exhausted itself fighting each other and you have a full hand, a board full of enchantments, and the mana to close the game in one turn. Patience is the strategy. The board state will organize itself in your favor if you let it.

Key Cards to Know

Sage's Reverie is your explosive draw spell. It is an Aura that draws you cards equal to the number of Auras you control when it enters. In a deck with ten Auras on the battlefield it draws ten cards immediately. Killian triggers. Something gets goaded. You now have ten new cards and a tapped creature pointed away from you.

Shackles of Treachery enchants an opponent's creature, giving you control of it until end of turn and leaving the Aura behind. The creature is now enchanted by your Aura. Every time it attacks you draw a card. You gave it back but kept the leash.

Animate Dead is your recursion and your combo piece. It enchants a creature in any graveyard and returns it to the battlefield under your control. The creature is enchanted by your Aura. It attacks. You draw. Sacrifice it. Animate Dead triggers. It returns. Killian triggers. Goad something. Repeat.

Rhystic Study enters as an enchantment, triggering Killian's goad ability immediately, and then draws you cards every time an opponent casts a spell without paying the tax. In a deck that wants opponents casting spells and attacking, Rhystic Study generates obscene value.

Privileged Position gives all your permanents hexproof. Killian cannot be targeted. Your Auras cannot be destroyed by targeted removal. The enchantment engine becomes nearly impossible to interact with through conventional means.

Starfield of Nyx animates your enchantments as creatures at end of turn if you control five or more enchantments. Your Auras and global enchantments become a creature army. They are enchanted by themselves. They attack. You draw cards. The line between enchantment deck and creature deck dissolves entirely.

The Combo

Killian's primary combo line runs through Sage's Reverie and Animate Dead.

With ten or more Auras on the battlefield, cast Sage's Reverie on any creature. Draw ten cards. Killian triggers, goading something. Use those ten cards to find Animate Dead. Enchant a creature in any graveyard. It enters under your control, enchanted by your Aura. It attacks on your next turn. You draw a card. Sacrifice it to any outlet. Animate Dead triggers, returning the creature. Killian triggers again, goading another creature. Repeat each turn cycle.

With a free sacrifice outlet and a creature that generates value on death, this loop generates infinite goad triggers, infinite draw, and infinite death triggers simultaneously.

The secondary line is simpler. Enchantress's Presence plus any enchantment that costs zero or can be cast for free creates a draw loop. Cast the enchantment, draw a card, Killian goads something, repeat until you have drawn your entire deck and assembled whatever win condition you prefer.

The Feel of the Deck

Killian plays like a political negotiation that you are winning from the first turn. Early game you are establishing enchantments and goading the most threatening creatures away from you. Mid game the table is fighting itself and you are drawing three cards per turn cycle. Late game you have a full hand, a board full of enchantments, and opponents who have spent their resources attacking each other.

The frustrating thing about playing against Killian — and the satisfying thing about playing him — is that your opponents know exactly what is happening and cannot stop it. Every enchantment you cast is another creature pointed away from you. Every Aura is another card drawn. The machine runs itself.

He is a mentor. He teaches by example. The example is that the most powerful position at the table is the one where everyone else is doing your work for you.

Final Thoughts

Killian, Decisive Mentor is the kind of commander that wins friends and loses them simultaneously. Your opponents will respect the elegance of the deck and resent every moment of playing against it. That tension — between admiration and frustration — is exactly where Killian wants you.

He is not the most explosive commander in Secrets of Strixhaven. He is not the fastest. He is the most inevitable. The board state always resolves in his favor eventually. The table always exhausts itself. The cards always accumulate.

Elegant. Calculated. Completely insufferable to play against.

How would you torture your playgroup with Killian? Drop your build ideas in the comments below.