Given its exclusivity and power, it makes sense that this card maintains its high price
Thats pretty damn strong, especially given a common play pattern will be to copy an Enchant Land Aura onto an untapped land, and then use the newly generated mana to go again
Pretty cool to see this Fraternal Exaltation here
Its best when used in a deck with lots of sorcery and damage-dealing cards, as it forces players to pay an increased upkeep cost of one colorless mana per creature (in addition to existing upkeep costs)
Gift of Doom The manaless morphs are always worth consideration, and Gift of Doom is a special one that is an aura
The Dragons Claw/Sun Droplet give a chance against Burn, but they also eat up a ton of sideboard slots while not always even being that great, not to mention mediocre against creature-based aggro