It was first printed in Anje Falkenraths Commander precon, and it fits that deck perfectly since it gives haste to any creature you cast with madness
You can set this up in the first few turns with Queen first, Nick Wilde Sly Fox Sleuth and the Queen damage ability on turn two, into Pluto turn three to play Queen again, setting you up for something similar turn four
Five life doesnt matter too much in that format, either
Katara, Water Tribes Hope (Azorius) Waterbending is thematic but slower compared to Firebending or Earthbending, but Katara, Water Tribes Hope makes up for it with a terrifying scaling mechanic
This is awesome against control players that play draw-go style decks, hold onto flash cards and counterspells
Starting with the top left space and skipping every other space, choose a random creature and put it in the grid