Silver Rayleighs immediate board impact makes him ideal for Red strategies needing decisive plays
The secret rares (085/084120/084) are shown in the card gallery above
But discarding two cards to draw four over two turns at instant speed seems really strong, and because you aren't spending two cards to do so but just one, this is card advantage unlike most of these effects, as you are our three cards (discard two, and the Revelation) to draw four, which is good math for a non-drawing color like Red
Black How do I ramp in Black
The only format that it generally suffers in is Commander, in which 3 damage is far less pivotal and the fact that Commander decks can only have a single copy of any card prevents the card from benefiting from multiple copies
If the game features the ability to deliberately seek out and play games against your friends, there isnt even a placeholder for it in the current build, and thats a puzzling omission