FOILCheapest priced copy (Dominaria): $7.49 at Card Kingdom, near mint, their price list as of .
Rat Colony 
Creature — Rat · 2/1 · Rare · Secret Lair Drop · #36
This creature gets +1/+0 for each other Rat you control.
A deck can have any number of cards named Rat Colony.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
5 printings · $7.49 to $27.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dominaria | 101 | Common | $7.49 | $10.99 |
| Mystery Booster 2 | 47 | Common | $7.49 | — |
| The List | DOM-101 | Common | $8.49 | — |
| Secret Lair Drop | 36 | Rare | — | $9.99 |
| Special Guests | 56 | Mythic | $16.99 | $27.99 |
One ruling from Wizards of the Coast
- 26 July 2024Rat Colony's last ability lets you ignore only the "four-of" rule. It doesn't let you ignore format legality. For example, during a Bloomburrow Limited event, you can't add Rat Colonies from your personal collection.