Caelorna, Coral Tyrant

Legendary Creature — Octopus

CMC
2
Mana cost
{1}{U}
Color identity
U
Rarity
uncommon
Set
Aetherdrift
Price
$0.15
EDHREC rank
#10541
Buy on TCGplayer
Caelorna, Coral Tyrant card art
Caelorna, Coral Tyrant hits the table and immediately mills every opponent whenever a creature enters the battlefield under your control — that's a repeating, passive mill trigger that scales with token production and creature-heavy boards. The Pride of Hull Clade decks run it in over half their lists for a reason: the cost of including Caelorna is low and the ceiling on damage is not.

Best Commanders

Commanders with the highest synergy

01
The Pride of Hull Clade

The Pride of Hull Clade

53.4% of decks · synergy 0.53

The Pride of Hull Clade cares about creatures with the highest power among those you control entering and attacking, and Caelorna, Coral Tyrant turns every such entry into a mill trigger — the two cards form a self-reinforcing loop where the creatures Pride of Hull Clade generates and cheats in keep firing Caelorna's ability.

02
Plagon, Lord of the Beach

Plagon, Lord of the Beach

35.5% of decks · synergy 0.35

Plagon, Lord of the Beach builds around Fish and sea creature synergies, and Caelorna, Coral Tyrant slotting into that shell means every creature Plagon produces or triggers passively mills the table — it's free damage that doesn't require combat.

03
Phenax, God of Deception

Phenax, God of Deception

31.4% of decks · synergy 0.31

Phenax, God of Deception runs a dedicated mill strategy and values high-toughness creatures that tap to mill; Caelorna, Coral Tyrant stacks on top of that plan by milling opponents just for creatures entering, adding a passive layer that Phenax decks are happy to have alongside their tap-to-mill engines.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Caelorna, Coral Tyrant is legal across the major 60-card formats — Standard, Pioneer, Modern, Legacy, Vintage — but a six-mana creature with a mill trigger isn't competing in any of those, where the game often ends before it resolves. Commander is where Caelorna actually lives: the 100-card singleton environment means mills add up meaningfully over a long game, and multiplayer means every creature trigger hits three opponents simultaneously. Oathbreaker is another reasonable home if the spell-slinging gameplan involves enough creature production to fire the ability repeatedly.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.15 bulk tier

At $0.15, Caelorna, Coral Tyrant is bulk — the kind of card you pick out of a dollar bin or grab as a throw-in. Bulk rares with narrow commander synergies rarely climb without a reprint or a breakout deck pushing demand, so treat it as a cheap include for the right build, not a spec.

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Mentioned

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.