Sylvan Caryatid Hexproof mana dorks are great, and Sylvan Caryatid is probably the first, at least of the ones I can remember
The flavor text brings it all together, "I wept for a sister who would never return." Clarion Cathars, by Leanna Crossan, is another fantastic piece - I love how even the white cards from this set still have dark undertones
The plan is easy to follow: Gain life often, grow your board, and keep attacking
Additionally, this effect is highly situational, and not really worth using except in the situation where it allows you to win the game anyway, so I think we have to look at the Discover part almost as an alternate mode that you use when the creatures cant block part is irrelevant, which will be often It looks a lot like Goldvein Pick, a piece of equipment that really overperformed in Kaldheim
The Spite can counter any noncreature, so it's a more expensive Negate, which we know how powerful it is at the kitchen table