Pile On A lovely black removal spell for creature decks, token decks, and graveyard decks, the fact that Pile On can drop when youre tapped out on lands is huge, and sometimes surveil 2 feels like removal plus draw a card in the right situation
But, the most important test to detect a counterfeit Magic card is the Green Dot Test Within the green dot on the back of the card, you can find a yellow spot
It even comes in handy late-game, where you can just pump 3 mana into the Knight over and over again once youre opponent has decided not to block it
But definitely worth it if you can afford it
Tetravus did combine well with Mana Drain and Blood Moon, but was a somewhat fringe choice, on account of its weakness to artifact destruction
Serra Aviary If youre already all in on fliers, Serra Aviary is a simple 4-mana anthem that makes your air force hit harder right away