Knight of Sorrows

Knight of Sorrows can block an additional creature each combat.
Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Senate Griffin

Flying
When Senate Griffin enters, scry 1.

Tenth District Veteran

Vigilance
Whenever Tenth District Veteran attacks, untap another target creature you control.

Bring to Trial

Exile target creature with power 4 or greater.

Impassioned Orator

Whenever another creature you control enters, you gain 1 life.

Justiciar's Portal

Exile target creature you control, then return that card to the battlefield under its owner's control. It gains first strike until end of turn.

Arrester's Zeal

Target creature gets +2/+2 until end of turn.
Addendum — If you cast this spell during your main phase, that creature gains flying until end of turn.

Syndicate Messenger

Flying
Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)