Bo-Katan, Walker of Two Worlds

Flying, vigilance

Mercenaries you control get +1/+1 and have haste.

Whenever Bo-Katan, Walker of Two Worlds enters
the battlefield, create Darksaber, a legendary artifact equipment token with "Equipped creature gets
+1/+1 for each other creature you control and has deathtouch" and "When equipped creature dies,
equip Darksaber to target creature an opponent
controls" and attach it to Bo-Katan.