I would encourage anyone reading this to make sure that you have a way to actually end the game once it resolves before you slot it into a deck
Our first honorable mention is Mine Collapse, another free spell
You may cast Spider spells and noncreature spells from the top of your library
The good things about The Swarmlord are twofold: One, it gets bigger with each cast
Time Wipe is simply a more costly Wrath of God if the caster has no creatures or no worthwhile creatures, so it's best used in a deck that uses fewer and better creatures
When your back-up plan is casting Avenger of Zendikar, Craterhoof Behemoth, Rampaging Baloths, and all the other typical Green bombs that win games on their own, you know youre playing a powerful deck