Throne of Eldraine

Inspiring Veteran | Creature | Human Knight | Other Knights you control get +1/+1. | Scott Murphy

Fireborn Knight | Creature | Human Knight | Double strike {R/W}{R/W}{R/W}{R/W}: Fireborn Knight gets +1/+1 until end of turn. | Ben Maier

Improbable Alliance | Enchantment | | Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying. {4}{U}{R}: Draw a card, then discard a card. | Zoltan Boros

Loch Dragon | Creature | Dragon | Flying Whenever Loch Dragon enters the battlefield or attacks, you may discard a card. If you do, draw a card. | Mike Bierek

Steelclaw Lance | Artifact | Equipment | Equipped creature gets +2/+2. Equip Knight {1} Equip {3} | Volkan Baǵa

Elite Headhunter | Creature | Human Knight | Menace (This creature can't be blocked except by two or more creatures.) {B/R}{B/R}{B/R}, Sacrifice another creature or an artifact: Elite Headhunter deals 2 damage to target creature or planeswalker. | Daarken

Grumgully, the Generous | Legendary Creature | Goblin Shaman | Each other non-Human creature you control enters the battlefield with an additional +1/+1 counter on it. | Milivoj Ćeran

Rampart Smasher | Creature | Giant | Rampart Smasher can't be blocked by Knights or Walls. | Emrah Elmasli