
Land — Mountain Forest
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Shock land with same Mountain Forest types and R/G fixing.

Fetchland that finds Taiga or other R/G dual lands.

Battle land producing R/G with Mountain Forest types.

Painland giving R/G fixing in Gruul decks.

Fast land entering untapped early for R/G.

Filter land producing R/G mana.

Check land producing R/G untapped.

Comparable dual land model; relevant for Boros but iconic shock dual reference.
→ Infinite turns, Lock
→ Infinite turns, Lock
→ Infinite turns, Lock
→ Infinite turns, Lock
→ Infinite turns, Lock
→ Infinite turns, Lock
This has the mana abilities associated with both of its basic land types.
This has basic land types, but it isn't a basic land. Things that affect basic lands don't affect it. Things that affect basic land types do.