Once Platypus-Bear has attacked, it will remain an attacking creature for that combat, even if the Lesson card is removed from your graveyard
But lets be honest, what really makes this card cool is the art
If youd rather lean a bit more into Spellslinger synergies, Galazeth Prismari is a great choice
Depending on your preferences, you may want to get the lowest price possible, but if you are like me, you may prefer to buy a card at a slightly higher price from someone who has higher reviews and is verified for added peace of mind
This is a deck that can sneak in some lore here and there with characters like Banzai, Gluttonous Predator and Shenzi, Head Hyena, then closes out games quickly with Ed, Hysterical Partygoer