Practice, Practice, Practice One of the things I would do when making the challenges for CCC is to make 5-7 cards per prompt, preferably one per color and a colorless where applicable
Ruby cards focus on offensive strategies, like using the Rush (able to challenge the turn the character is played) and Evasive (only allowing other Evasive ability characters to attack the character) abilities
This is a ridiculous source of card advantage, and it's indestructible, so your opponent has very few ways to deal with it
Notably, Conflagrate is especially useful in more aggressive builds where you can fire its damage directly at your opponent for lethal points of damage seemingly out of nowhere
Despite this, Jaren is a solid and unique option for those looking for an alternative Aristocrats spin on Human synergies for those looking to combine powerful sacrifice outlets with impressive Humans