Rising Tensions

As Rising Tensions enters the battlefield, choose Dwarves or Humans:
•Dwarves: Whenever a Dwarf creature you
control attacks, it gains double strike until the
end of turn.
•Humans: Whenever a Human creature you
control attacks, create a 1/1 colorless Blue Knight creature token tapped and attacking.
"Dwarf citizens have reported being verbally harassed, physically assaulted, and having their property vandalized."