Creature - Human Rogue Orochi Soul-Reaver Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever one or more creatures you control deal combat damage to a player, create a Treasure token and manifest the top card of that player's library
The number on amass tells you how many +1/+1 counters you put on your Army token
Possible WotC Responses If Things Get Really Bad In my World War M article, the WotC response to counterfeiting was to reboot the entire game with new cards that would be nearly impossible to fake
Set: OP-11 A Fist of Divine Speed
Amethyst cards are usually magic-focussed, Amber relates to healing and protection, Steel and Ruby cards tend to have higher challenge power, Sapphire is more strategy-focussed, and Emerald is a bit of everything
Id slip it into a deck with some ways to recoup your life, and potentially ways to reset it by bouncing it, such as Master Transmuter, or blinking it, such as Teleportation Circle