This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1.
This land enters tapped. {T}: Add {R} or {G}. {2}{R}{G}: Until end of turn, this land becomes a 3/3 red and green Elemental creature with "Whenever this creature attacks, put a +1/+1 counter on it." It's still a land.
This land enters tapped. {T}: Add {G}, {W}, or {U}.
For wisdom's sake, it was built high to gaze on all things. For glory's sake, it was built high as a testament of power. For strength's sake, it was built high to repel all attacks.