Also, I must say that I truly do envy you because youve got so much joy and fun ahead of you, as you discover the magic (pun fully intended) of MTG
Especially in a deck with more than two colors, landfall, void, or artifact synergies, creating a Lander token is almost like drawing a full card
All hail the chaos llama
Once the Beast token has attacked or blocked, removing all of your other attacking or blocking creatures won't cause it to stop attacking or blocking
Cost reduction will allow you to get cards like Karametra, God of Harvests, Reki, the History of Kamigawa, and Gandalf the White out early in order to capitalize on their ramp, draw, and synergy
Binders (Ultra Pro 9-pocket) I have Ultra-Pro 360 card binders to store one of each of the base set cards of each Lorcana set