2019-01-25 The trigger event doesn't have to specifically refer to creatures. In these cases, the trigger event may also refer to something being put into a graveyard from the battlefield. For example, an ability that triggers whenever an artifact is put into a graveyard from the battlefield would trigger twice if an artifact creature dies while Teysa Karlov is on the battlefield.
If you have a foiled-out deck in need of this sideboard all-star, consider the alternate-art version by Jesper Ejsing
For now, we'll stick it in the B-tier, although I think it's more likely that I'm underrating it than overrating it
As you cast your first instant/sorcery each turn, you can exile a random one from that graveyard of yours and copy it, and then you can keep on copying it as you cast more and more instants and sorceries and exiling more options at random
Enter the Infinite | Illustration by Jake Murray An infinite combo is a set of card interactions, abilities or effects that can be repeated over and over until you say when. The combo could produce infinite damage, infinite mana, and some give one of your creatures infinite power