Dreamcaller Siren

Creature — Siren Pirate

Flash
Flying
This creature can block only creatures with flying.
When this creature enters, if you control another Pirate, tap up to two target nonland permanents.

CMC
4
Mana cost
{2}{U}{U}
Color identity
U
Rarity
rare
Set
Ixalan
Price
$0.21
EDHREC rank
#19052
Buy on TCGplayer
Dreamcaller Siren card art
Dreamcaller Siren taps down your opponent's entire board at flash speed — that's a combat-warping threat that doubles as a fog on the turn it matters most. The cost is real: it only works when you control another Pirate, which makes it a conditional card in an already narrow tribe, but inside Admiral Beckett Brass the condition is almost always live.

Best Commanders

Commanders with the highest synergy

01
Admiral Beckett Brass

Admiral Beckett Brass

14.6% of decks · synergy 0.14

Admiral Beckett Brass runs enough Pirates that Dreamcaller Siren's restriction is trivially satisfied, and tapping down blockers on the swing that triggers Admiral's steal effect turns a soft requirement into a brutal tempo play.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Dreamcaller Siren is legal in Commander, Legacy, Modern, Pioneer, Vintage, and Oathbreaker. In Commander it sees the most meaningful play, locked into Pirate tribal builds where the second-creature condition is reliably met and flash timing maximizes disruption. In competitive constructed formats the card barely registers — flash tapping at three mana is too slow and too conditional against linear strategies that don't care about blockers. Oathbreaker could theoretically support a Pirate shell, but the format's smaller deck size doesn't meaningfully change the card's ceiling.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.21 bulk tier

At $0.21, Dreamcaller Siren sits firmly in bulk territory — the kind of card you pick up as an afterthought and never need to think about budget-wise. Its narrow tribal restriction keeps demand low enough that the price is unlikely to move unless a future set pushes Pirates back into competitive relevance.

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