Tahm Kench, River Demon

Cannot be Countered. Ingest 3, Menace
Whenever an opponent were to exile one or
more nonland cards, put a +1/+1 counter on
Tahm Kench, draw a card then
exile a card from your hand.
{g}{b}{u}: Remove two +1/+1 counters
from this creature; Draw a card.