So shes a niche pick, but seeing Sokka and Kataras grandma waving goodbye with her back to the sunset is a bit comical for what winds up being an uber-useful Magic card
With Jayemdae Tome, a slower pace and mass removal cards like Wrath of God or even Balance, which was unrestricted for an unbelievable amount of time, you could sit in the Tower and all but dare your opponent to try and do significant damage to you without overextending while the game swung inevitably towards one in which your deck would dominate
Think cards like Skullclamp, Three Visits, or splashy Game Changers like Smothering Tithe and Cyclonic Rift
Ive regularly used Sword of the Ages to kill folks over the years, and its kind of like that
Claim Jumper White catch-up cards rarely put you in first place, but cards like Claim Jumper can at least put you at parity with the ramp player
Explorers Cache There are a couple neat things you can do with Explorer's Cache