Mastermind Caspar follows suit after he gets fully corrupted by Zakiel
On paper, that is a good strategy because his field spell, Ancient City - Rainbow Ruins, gains increasingly powerful effects for each one, and if the backrow is full can summon a monster from there each turn, and if it happens to be Ruby Carbuncle it will result in a massive advantage
If you do end up in a spell deck which is very possible in Red and Im talking like 7+ instants and sorceries, it does became a pretty nice win condition
Shroud is rare in Old School and proves to be very powerful
Each product is designed to give a player a nice immersive experience into a set without demanding the steep price point of an entire booster box
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