Leonin Arbiter, Mindlock Orb, Stranglehold, and the more expensive Aven Mindcensor all help to make sure your you don't fall behind because you don't have fetch lands, Imperial Seal, Worldly Tutor, and more
This can be used for attack or defense: either proliferate +1/+1 counters to make his allies stronger, or proliferate a poison counter to damage an enemy further
[10] [11] There are over 1,700 cards in Magic: The Gathering that reference +1/+1 counters, and there are about two dozen mechanics that can put them on creatures
Night Scythe 3rd Seemingly low power card that I wouldn't be surprised if most readers had either forgotten about or simply never even seen
Other effects that apply to the spell or creature can still grant it any characteristics it doesn't have or change the characteristics it does have
Fain, the Broker Fain, the Broker does incredible work in the 99 of decks that supply it with fodder, especially ones that spread counters to convert into Treasure, but it rarely does enough to warrant building around it