Caribou Range
{2}{W}{W}
Enchantment -- Aura
Enchant land you control
Enchanted land has "{W}{W}, {T}: Create a 0/1 white Caribou creature token."
Sacrifice a Caribou token: You gain 1 life.
Mystic Might
{U}
Enchantment -- Aura
Enchant land you control
Cumulative upkeep {1}{U} (At the beginning of your upkeep, put an age counter on ~this~, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Enchanted land has "{T}: Target creature gets +2/+2 until end of turn."
Tourach's Gate
{1}{B}{B}
Enchantment -- Aura
Enchant land you control
Sacrifice a Thrull: Put three time counters on ~this~.
At the beginning of your upkeep, remove a time counter from ~this~. If there are no time counters on ~this~, sacrifice it.
Tap enchanted land: Attacking creatures you control get +2/-1 until end of turn. Activate only if enchanted land is untapped.