Citadel Siege
Enchantment
As this enchantment enters, choose Khans or Dragons.
• Khans — At the beginning of combat on your turn, put two +1/+1 counters on target creature you control.
• Dragons — At the beginning of combat on each opponent's turn, tap target creature that player controls.
- CMC
- 4
- Mana cost
- Color identity
- W
- Rarity
- rare
- Set
- Commander 2021
- Price
- $0.37
- EDHREC rank
- #4983
Citadel Siege lands and immediately starts stacking +1/+1 counters on your board or tapping down a threat every combat — for four mana, that's a repeatable effect that compounds fast. Hylda of the Icy Crown turns the Khans mode into a trigger engine, making this one of the cleanest roleplayers in that deck.
Best Commanders
Commanders with the highest synergy

Hylda of the Icy Crown
Citadel Siege's Dragons mode taps a creature at the beginning of each combat, which fires Hylda of the Icy Crown's ability every single turn without spending any extra resources — it's one of the most reliable trigger sources in the deck.

Anim Pakal, Thousandth Moon
Citadel Siege's Khans mode turns every combat into a counter-stacking event, and Anim Pakal, Thousandth Moon's token generation scales directly with the number of counters placed — the two accelerate each other quickly.

Kyler, Sigardian Emissary
Citadel Siege doubles as both a counter engine and a repeatable tap effect in Kyler, Sigardian Emissary lists, where Khans mode spreads counters that Kyler then amplifies across every Human on the board.

Breena, the Demagogue
Citadel Siege's Khans mode puts counters on creatures each combat, giving Breena, the Demagogue additional fodder to grow into an even faster clock while the board accrues incremental value.

Felisa, Fang of Silverquill
Citadel Siege steadily loads up creatures with +1/+1 counters, and when those creatures die, Felisa, Fang of Silverquill converts each counter into a token — making the Siege a delayed token generator hiding behind an enchantment.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Citadel Siege is legal across Commander, Legacy, Modern, Pioneer, Vintage, and Oathbreaker, but it only sees real play in Commander. In competitive constructed formats the four-mana enchantment is simply too slow — Modern and Pioneer both run out the door before a tap-one-creature effect matters. Commander is where Citadel Siege earns its slot: the longer game rewards incremental advantages, opponents can't ignore a board that gets +1/+1 counters every combat, and the Dragons mode provides soft disruption without requiring any additional mana investment. It won't make waves in Legacy or Vintage for the same reason it doesn't break Modern — those formats end before the enchantment recoups its cost.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.37 bulk tier
At $0.37, Citadel Siege is deep bulk — easy to pick up as a throw-in or from a bulk bin without a second thought. The price is stable given how many printings the card has had; don't expect movement in either direction.
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Sources
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.