Brina, Hand of Vorinclex

: At the beginning of your upkeep, you may have target player get a poison counter. If you don't, put a loyalty counter on Brina, Hand of Vorinclex
0: Until end of turn, Brina, Hand of Vorinclex becomes a 3/3 Human Rogue and gains indestructible and infect. She's still a planeswalker.
-X: Each opponent gets X poison counters