Monstrous Vortex

Enchantment

Whenever you cast a creature spell with power 5 or greater, discover X, where X is that spell's mana value. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

CMC
4
Mana cost
{3}{G}
Color identity
G
Rarity
uncommon
Set
Modern Horizons 3
Price
$0.30
EDHREC rank
#2163
Buy on TCGplayer
Monstrous Vortex card art
Monstrous Vortex lets you cheat a creature directly onto the battlefield by discarding it, making it the fastest way to land a massive Dinosaur or sea creature without paying its mana cost. The discard-to-cast replacement effect is narrow by design, but in Ellie and Alan, Paleontologists decks it's a free Dinosaur drop masquerading as a two-mana enchantment.

Best Commanders

Commanders with the highest synergy

01
Ellie and Alan, Paleontologists

Ellie and Alan, Paleontologists

57.9% of decks · synergy 0.56

Ellie and Alan, Paleontologists turns every Dinosaur in hand into a threat that bypasses mana entirely, and Monstrous Vortex is the most direct enabler of that loop — discard your biggest Dinosaur, put it into play, trigger the explore payoffs.

02
Kiora, Sovereign of the Deep

Kiora, Sovereign of the Deep

46.6% of decks · synergy 0.43

Kiora, Sovereign of the Deep cares about casting expensive creatures, and Monstrous Vortex feeds that engine by putting high-CMC Krakens and Leviathans onto the battlefield without requiring the full mana investment.

03
Imoti, Celebrant of Bounty

Imoti, Celebrant of Bounty

45.8% of decks · synergy 0.43

Imoti, Celebrant of Bounty rewards you for having large spells cascading off the top, and Monstrous Vortex accelerates the clock by getting a massive creature into play before the mana base can support it naturally.

04
Ruby, Daring Tracker

Ruby, Daring Tracker

44.6% of decks · synergy 0.41

Ruby, Daring Tracker benefits from large creatures entering early, and Monstrous Vortex provides exactly that — a turn-two way to slam something that would otherwise cost six or more mana.

05
Alena, Kessig TrapperGilanra, Caller of Wirewood

Alena, Kessig Trapper // Gilanra, Caller of Wirewood

40.3% of decks · synergy 0.37

Alena, Kessig Trapper // Gilanra, Caller of Wirewood generates mana off high-power creatures, so getting one into play ahead of curve via Monstrous Vortex translates directly into accelerated mana production on the following turn.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Monstrous Vortex is a Commander card through and through — the effect is calibrated for decks that stockpile expensive creatures and want one in play before the game reaches the mana to cast it fairly. In Legacy and Vintage it's legal but unplayed; those formats don't need a two-mana enchantment to cheat on costs when faster and more flexible options exist. Modern could theoretically support a Dinosaur shell that leverages Monstrous Vortex, but the creature pool and competitive pressure make it a fringe consideration at best. Commander is where it lives, specifically in Simic or Gruul big-creature decks where the density of high-CMC threats makes the discard cost trivially easy to satisfy.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.30 bulk tier

At $0.30, Monstrous Vortex is firmly bulk — pick it up without hesitation if the deck calls for it. Bulk enchantments with narrow tribal applications rarely climb unless a new pushed commander forces the demand up, so buy it for the effect, not the spec.

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