It's the same story with references to concepts not present in the Battle Academy
Commander owyn, Shieldmaiden First strike At the beginning of combat on your turn, if another Human entered the battlefield under your control this turn, create two 2/2 red Human Knight creature tokens with trample and haste
Once it's in the game, it can be exiled, go back to your hand, be shuffled into your library, etc
On the flipside, taking a Fatal Push to clear a path for Deaths Shadow is sketchy because there are so many more cards that kill it
Lluwen, Exchange Student is remarkably similar: It costs more mana to cast, dies to Doom Blade, is completely restricted to sorcery speed, and splits Feral Appetites Pest token generation into two steps
Other cards from the same time period as the Team Rocket set that didnt see an appearance were Owners cards, such as cards that had gym leaders such as Brock and Misty in their name