This will get support from the people who feel butthurt by the UKF.
And criticism from anyone with the intelligence above that of a lettuce leaf.
In essence you would be giving Relic an incentive to release unbalanced DLC to order to make people avoid it. Like a pharmaceutical company releasing a virus upon the world then selling the vaccine
There is already a rather obvious incentive to release unbalanced DLC.
What hurts the game more more- an OP unit, or a unit that gets removed? The OP unit hurts the game more, because an OP unit eclipses all others. You will always see it.
Same with commanders - a commander being removed will not hurt the game much, but a single commander with an obnoxious ability will wreak havoc for months.