Magic

Prices updated

Septic Rats Mirrodin Besieged MTG card
MBS #55 · Art by Cos Koniotis
MBS set symbol, UncommonMirrodin Besieged#55Uncommon

Septic Rats

Creature · Phyrexian RatInfect
TCGplayer market · MBS #55 nonfoil
$0.53 +6.0% +$0.03, 7 days
1-year range
30 days
−15.9%
EDHREC rank
#10,340 Up 67 in 30 days
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Buy MBS #55 nonfoil

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Septic Rats Price Summary

The benchmark price (cheapest playable nonfoil) is $0.53, up 6.0% over 7 days, down 15.9% over 30 days, up 20.4% over 90 days.

Septic Rats Price History

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Septic Rats price history chart, default range 3 months. currently $0.53.

Where to Buy and Sell Septic Rats

Every market we track for MBS #55 nonfoil on one line. The gray band is what you give up selling to a store instead of buying at market.

Septic Rats in Sealed Products

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Septic Rats Printings & Prices

Septic Rats has 1 tracked printing across 1 sets, in nonfoil and foil finishes.

MBS set symbol, UncommonMBS #55
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Sell Septic Rats: Buylist Offers

BuyerPrintingFinishCash offerMarketSpread to market
Card KingdomMBS #55Foil
Card KingdomMBS #55Nonfoil
CoolStuffIncMBS #55Foil

Septic Rats Rules Text & Legality

Septic Rats

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever this creature attacks, if defending player is poisoned, it gets +1/+1 until end of turn.

Septic Rats is legal in Modern, Legacy and Commander, and not legal in Standard, Pioneer and Pauper.

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Septic Rats Rulings

  • Jun 1, 2011

    A player is poisoned if that player has one or more poison counters.

  • Jun 1, 2011

    Septic Rats gets a maximum of +1/+1 from its ability, no matter how many poison counters the defending player has.

Reprints & Reprint Risk

Septic Rats has been reprinted 2 times.

  • Feb 4, 2011MBS set symbol, UncommonMirrodin BesiegedMBS #55
  • Feb 4, 2011MBS set symbol, UncommonMirrodin Besieged · foilMBS #55

Septic Rats in Commander

Septic Rats is the #10,340 most-played card on EDHREC, up 67 places over the last 30 days.

#10,340 EDHREC rank
across all Commander decks Up 67 in 30 days

Septic Rats FAQ

How much is Septic Rats worth?

Septic Rats is worth about $0.53 for its cheapest playable printing as of Nov 10, 2026.

Is Septic Rats legal in Commander?

Yes. Septic Rats is legal in Commander. It is also legal in Modern and Legacy.

Has Septic Rats been reprinted?

Yes. Septic Rats has been reprinted 2 times, with 1 printings tracked on The Index.

Why is Septic Rats cheap?

Septic Rats trades at about $0.53; 2 reprints keep supply plentiful, and Commander demand is modest (#10,340 on EDHREC).