Thalia and Mother of Runes can be super frustrating to get through
Here are a few affordable cards (mostly under $5) that arent already in your list and would fit right in: Astor, Bearer of Blades A great addition for this deck
The 6/6 mythic rare elder giant gives you three life, lets you draw a card when he enters the battlefield and every time he attacks, and then afterward lets you put a card from your hand onto the field
The five colleges are back, each with their own unique look, feel, and magic focus
When the Finks come back from its Persist ability, one of your choice -1/-1 counter cards then removes the counter that would have been put onto the Kitchen FinksKitchen Finks, meaning you can sacrifice it again and again for infinite life and infinite scry
To really understand the game, you will eventually need to take things into the analogue world, but for starters lets stay digital