New, Mountains & Plains content ideas

[Gaiacidic]

Mountains:
-Snowy Spruce trees, can be broken with an blackmetal axe
(gives late game players a reason to visit earlier biomes for an optional wood type)
(stone golems could also break them)
-Dark Wood
-Spruce Sapling
-Dark Wood building variants, (dark wood + tar)
-Wall mount, (item frame variant)

Plains:
-Fuling Beast (a troll-like giant fuling)
-Fuling Caves (Fuling Beast protects the treasure)
-Beast Fur
-Beast Femur
-Berserker Mask
-Beast Chestplate
-Beast Greaves
-Bonebreaker (Fuling berserker's club)