You have so many different creatures at your disposal, and most will come with some sort of mechanics attached, such as Reach, Vigilance, Deathtouch, Menace, or Trample, while others are token generators
Adding three stun counters to one of our opponent's creatures almost turns Dreamdew Entrancer into a hard removal spell since it will take so long for the creature to untap (plus, we can always bounce Dreamdew Entrancer and replay it to stun something else, or even add more stun counters to something that's already tapped down), making it our best removal Frog
In game three against Merfolk we were a land away from locking our opponent under an Ensnaring Bridge, but we couldn't find it in time
Sprouting Goblin The Arena rebalanced version of Sprouting Goblin removes the you pay before the card draw ability
For the purposes of this list, Im just looking at the price of the most generic version of each card
Still, its a great opportunity to know more about the game and its rules and interactions