If you can reach that magical number of nine (you know, like the number of lives cats have?) your creatures will have received +3/+0, vigilance, trample and the real kicker double strike
To cap it off this can be cast at instant speed, whether that is to wipe the board clean yourself, or, as a two mana way to interfere in another players attempt to protect their creatures
Azlask, the Swelling Scourge Azlask, the Swelling Scourge is pretty easy to trigger and gain experience, because it works on your colorless artifact creatures too, and turns aggressive dudes like Gingerbrute into fuel for your endgame
The sacrifice-heavy, aristocrats-style game plan feels right at home with Blood tokens, death triggers, and drain effects
Destroying creatures, giving them flying, regeneration, pumping them up by +1/+1 for each activation, or protecting them by placing them on top of your library