Elsewhere, there's Pete Games Referee, who paralyzes your opponents' ability to use any actions whatsoever, and some good multi-purpose cards like Anna Diplomatic Queen, who offers a choice of three handy buffs
It's also notable that it it doesn't say "other" character, so you could even target Arthur himself with this ability
These spells are always going to be good, and will likely find their way into your deck alongside or instead of the likes of Toxic Deluge and Blasphemous Act
The two color system factors into the games deck building rules as each deck can only contain two color types
Furthermore, we have the four Warriors of Light, depicted as a Warrior, White Mage, Thief, and Black Mage
Challenging/fighting opponents early on doesnt make for satisfying play either, slowing everyone out of the gates without a meaningful yield to fun gameplay elements