MTG Filter Lands — Complete Guide
Filter lands tap for colorless, or you can pay one hybrid mana to produce two mana of specific colors. They are at their best in decks with heavy double-pip or triple-pip costs, where converting a single colored source into two of the right color is critical. Cascade Bluffs turns one blue or red mana into UU, RR, or UR.
All 10 Filter Lands
| Card | Colors |
|---|---|
| Mystic Gate | White/Blue (Azorius) |
| Fetid Heath | White/Black (Orzhov) |
| Rugged Prairie | White/Red (Boros) |
| Wooded Bastion | White/Green (Selesnya) |
| Sunken Ruins | Blue/Black (Dimir) |
| Cascade Bluffs | Blue/Red (Izzet) |
| Flooded Grove | Blue/Green (Simic) |
| Graven Cairns | Black/Red (Rakdos) |
| Twilight Mire | Black/Green (Golgari) |
| Fire-Lit Thicket | Red/Green (Gruul) |
Key Details
- Tier: Strong (2/3)
- Entry: Always enters untapped.
- Fetchable: No
- Cards in cycle: 10
Format Legality
| Standard | Pioneer | Modern | Legacy | Commander |
|---|---|---|---|---|
| Not Legal | Not Legal | Legal | Legal | Legal |
Strategy
Filter lands shine in decks with demanding mana costs like WW on turn 2 and BB on turn 3. They are weaker on turn 1 because they only produce colorless without input mana. In Commander, they are solid in two-color decks with heavy pip requirements. Less useful in three-color decks where the filtering does not fix a third color.
Related Cycles
- Fetch Lands — Pay 1 life, sac: search for a land with basic land type.
- Allied Fetch Lands — Pay 1 life, sac: search for a land with basic land type. Onslaught allied pairs.
- Original Dual Lands — No drawback. Two basic land types. Reserved List.
- Shock Lands — Pay 2 life or ETB tapped. Two basic land types — fetchable.
- Fast Lands — ETB untapped if you control 2 or fewer lands.
Build Your Mana Base
Use our Mana Base Calculator to find the right mix of Filter Lands and other duals for your deck. Paste a Moxfield or Archidekt link and get Monte Carlo-simulated land counts. See all 48 dual land cycles in our complete Dual Land Cycles Guide.
Frequently Asked Questions
When should I run filter lands?
Run them when your deck has demanding color requirements (double or triple pips) and you need to convert one color into another. They are weaker in decks with simple mana costs and worse in three-color decks where you need a third color they cannot produce.