Simply play a bunch of cards that can efficiently target your creatures, like Shuko or Sea King's Blessing, and you can effectively play out your entire deck
With a high density of Changelings acting as Scarecrows, plus blink effects and token generators, youll repeatedly trigger Reaper Kings ability to destroy opposing permanents
Laelia, the Blade Reforged Laelia, the Blade Reforged draws so many cards, and you can do a neat trick with Laelia's exile payoff and cascade cardsa little rules quirk makes each card you reveal when cascading (or discovering) a unique event, so Laelia gets a counter for each card you go through
This is the closest to a playable creature on the front side by virtue of being a kinda-Quirion Druid/Questing Druid on and being pretty cheap to put onto something else
Here, youll find beginners guides on how to play the game