Skeletal Monstrosity

Menace
When Skeletal Monstrosity dies, you may replace it with a creature of converted mana cost 3 or less from
your graveyard with "When this creature dies,
exile it"
When a creature is being sent to the graveyard,
gain 1 life
When a creature you control is being sent to the graveyard, you may exile it instead and give
Skeletal Monstrosity 2 +1/+1 counters