Sinuous Benthisaur

Creature — Dinosaur

When this creature enters, look at the top X cards of your library, where X is the number of Caves you control plus the number of Cave cards in your graveyard. Put two of those cards into your hand and the rest on the bottom of your library in a random order.

CMC
6
Mana cost
{5}{U}
Color identity
U
Rarity
uncommon
Set
The Lost Caverns of Ixalan
Price
$0.07
EDHREC rank
#25728
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Sinuous Benthisaur card art
Sinuous Benthisaur is a seven-mana 5/5 that lets you tap untapped creatures you control to draw cards — one card per two creatures tapped — which is a lot of setup for a payoff that requires you to already be winning. The cost in mana and board presence makes it a fringe roleplayer at best.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Sinuous Benthisaur is too slow and conditional for Legacy, Modern, or Pioneer, where seven mana is a game-ending threat, not a draw engine that needs a wide board to function. In Standard it's legal but competes poorly against more efficient card advantage at every point on the curve. Commander is the only format where it has any real home — token-wide strategies under commanders like Kiora, Behemoth Beckoner or Arixmethes, Slumbering Isle can tap enough creatures to make the draw worthwhile, but even there Sinuous Benthisaur is fighting for a slot against cheaper, more reliable engines.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.07 bulk tier

At $0.07, Sinuous Benthisaur is deep bulk — acquire it for pennies if a specific token deck needs the effect. Don't expect the price to move; demand is too narrow to push it out of the bulk bin.

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Mentioned

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