It wont work every time, but its a good place to start
My favorite detail about these tokens is the various types of weapons shown
C Common Last Counter X TRAP Counter When an attack is declared involving a "Battlin' Boxer" monster you control and an opponent's monster: Negate the attack, and if you do, send that monster you control to the GY, then 1 "Battlin' Boxer" monster you control (in Attack Position, if you declared the attack) gains ATK equal to the original ATK of that opponent's monster, also proceed to damage calculation using those monsters
In addition, increase the ATK of this monster by 1000 points during the Damage Step when this monster battles with a monster
Here are the card counts and likelihood of getting each type of card: 4 Rares and 3 mythic rares with the serialized double rainbow Ravnica City treatment There are 250 copies of each serialized rare and mythic rare card for a total of 1,750 total serialized cards in Collector Boosters