Its fine , and I think in big-mana decks that play enough doublers (or triplers), itll overperform
Since it has haste, you can drop it for a quick surprise attack when you know your opponents wont be able to block
Research / Development Research / Development has seen some play in Vintage decks as a way to wish for cards in the sideboard, particularly in Doomsday decks
Commander Arahbo, Roar of the World Eminence At the beginning of combat on your turn, if Arahbo is in the command zone or on the battlefield, another target Cat you control gets +3/+3 until end of turn
Saheeli 1/10 While untested Saheeli does seem rather too weak for the deck
This not only gives you the pleasure of opening a new pack, and indeed the chance to pull a great rare card, but also starts to fill up your online collection from which you can design your own battle decks