The first one did a lot for ninjas, while the second went nuts over squirrels
There's Ultima, which sweeps up the board, and Squall, SeeD Mercenary, who sweeps you off your feet
It can make a small army of flyers to evade Moat (or block opposing flyers), and it if sticks around until your next upkeep essentially renders an opposing Swords to Plowshares or Disenchant irrelevant, as it will have had time to separate in to four smaller threats at the beginning of your upkeep
Whenever they attack, they get a power boost equal to the number of creatures their owners control, putting your opponents' big boards to work in your favor
If you control your commander, you can cast it for free and instantly give all your creatures indestructible
The Magic community has speculated about Fblthps backstory and whereabouts for years