Skyshroud Claim is generally the best since it puts lands into play untapped, but the others have advantages depending on your strategy
These include Emiel (blink, +1/+1 counters), Lathiel (+1/+1 counters, lifelink), Good-Fortune Unicorn (+1/+1 counters), Seraphic Steed (first strike, lifelink, creature tokens), and many more
What affects the value of Hidden Necropolis
Not that I don't agree this should be at least a passing thought, but I sincerely doubt it was #19 Ophidian force continue
There are 15 cards exclusive to this foiling
Considering that shrine decks are usually five colors, its a card that should see play in these decks, because its good at any point in the game