With Oros, the Avenger being the only pre-existing option for Mardu, Kaalia was an objectively more aggressive general that highlighted the iconic creatures from each of the three colors
with its G-Max Juggernaut having the potential to dish a native 300 damage if you've got five Metal Energy attached
Szarel, Genesis Shepherd Szarel, Genesis Shepherd, from the World Shaper Edge of Eternities Commander precon, is right at home in a land sacrifice build
Uro, Titan of Natures Wrath Blue-Green is my favourite colour combination
...and then switches back to WarGreymon AGAIN after losing
It says As Lost Order of Jarkeld enters the battlefield, choose an opponent and Lost Order of Jarkelds power and toughness are each equal to 1 plus the number of creatures that opponent controls. While Lost Order of Jarkeld isnt on the battlefield, there wont be a chosen opponent