Invasion of Kaldheim Kind of a cool take on bottling, the triggered ability of Invasion of Kaldheim has us exile the cards in our hand, then draw that many cards
Hearthborn Battler This lizard warlock has a high floor in decks that can cast it on turn 4 with a 1-drop ready to go
Arena Open: Outlaws of Thunder Junction May 4: Day One, Outlaws of Thunder Junction Sealed (Best-of-One and Best-of-Three) May 5: Day Two, Outlaws of Thunder Junction Draft (Best-of-Three) Arena Championship The Arena Championship is an invitation-only, two-day virtual event for players who earn invitations through Qualifier Weekend events
Lurrus specifically and companions in general almost immediately broke the game, dominating quite literally every format in existence until Wizards was forced to take the unprecedented step of errata'ing the entire mechanic by essentially adding a three-mana tax to companions
Since theres no annoying once per turn clause here, you can play your noncreature spells whenever you like, which allows you to hold up your mana until you need it most