On turn one this is useless and that is really when you want to hit targetted discard against most lists
Then, you can have those defender creatures start swinging in, dealing damage based on their toughness instead of power, which is good since they generally dont have much power in the first place
Another angle is to capitalize on abilities that already repeat themselves
Whenever one or more other Cats you control die, you may exile Ajani, then return him to the battlefield transformed under his owners control
Zareth San, the Trickster Zareth San, the Trickster reanimates a permanent from your opponents graveyard when it deals damage to a player
Of course, if your opponents have a fetch land, theyre going to get the trigger regardless In many ways, this feels like a blue upgrade to [[Archivist of Oghma]]