This number varies depending on your Leader card
Otherwise, its a standard beatdown deck that wants to suit up one or two threats and roll players over
Rares were first introduced in 1996's Mirage set, and Time Spiral introduced the super rare timeshifted cards (though these were never printed outside of the set)
I've tried a bunch of true 3-color cards though and they're all going to be very fringe and frequently picked 15th, so why not make them build-arounds
A major drawback from Cardhoarder, though, is that bulk cards and commons are always sold at 0.05 TIX, while GoatBots usually sells the same cards at only 0.005, meaning that you can get 10 cards for the price of one Cardhoarder common
At best, your foe knocks out your other two opponents and dies to your crackback like a dunce