Luocha, Death's Adversary

Luocha costs {1} less to cast for each creature that
died this turn
When Luocha enters the battlefield, create a colourless Coffin artifact token with Ward - Pay
7 life and 'At the beginning of your upkeep, each opponent loses X life and you gain X life,
where X is the number of exiled cards with bloom counters on them'
Whenever a creature dies, exile it with a bloom
counter on it