Unlike symmetrical damage doublers that affect all players, Lightning's targeted approach creates advantages for the player while adequately giving the core concept of FF13's stagger mechanic
Desmond Miles Desmond Miles can be a punishing attacker late in the game when you have assassins in your graveyard, while its surveil ability helps you to get even more relevant creatures in there
The spell deals 3 damage, so 3 loyalty counters get taken from Teferi to show that
Tersa Lightshatter's last ability checks your graveyard at the moment it would trigger to see if you have seven or more cards in your graveyard
Tezzeret, Agent of Bolas There are a few different Tezzeret planeswalkers in Blue and Black, but this one is clearly the top of the heap
These cards are the reward for playing mono-colored decks with 40 basic lands, though you can get away with them in many 2-color lists