Scroll of Teleportation.
Take out Teleport as a Summoner Spell and add this baby back in. You'd single handedly change the game game so it is more action packed for your spectators with this one move.
Here's the Leguepedia page for it in case you have forgotten.
And here's a few others I feel you should rethink.
League of Legends Community
Dieox ?? Senior Member