You can also activate her Psychic Stimulus ability in order to add 2 colorless mana, possibly to help cast X spells or activate X abilities
Not only does this get them card draw, they can also better prepare for future turns using it
Frilled Sparkshooter's last ability cares whether an opponent lost life this turn, not how their life total changed
If youre looking to play Soldier kindred, Caesar really makes you consider whether or not you need Darien in the command zone or if hed be better off sitting in the 99
Do Copies Enter the Battlefield
That is, until you take into account the cards first ability - The Power of Evil, which allows the player to play Chernabog, Evildoer for one less ink per character card they have in their discard