You'll want to keep him as safe as possible with Bodyguards, Locations, and characters that grant him Ward or Evasive because if your opponent can't get rid of him quickly, you can run away with the game.
END STEP 2025 has been a big year for Magic, and I hope you enjoyed taking a moment to consider the designs and products that marked stand-out moments over the last twelve months
The goblin berserker deals direct damage whenever you cast your first spell each turn generates some value from it, even if Krark, the Thumbless returns it to your hand
However, because creatures with those types are so massive, you can also design flavorful cards like Whelming Wave
Casting a legendary spell from your hand lets you exile cards from the top of your deck until you find another legendary nonland card that costs less than your initial spell
When this quandary gets asked, its usually at the expense of someone like Brad Nelson or Owen Turtenwald