Samuel, Demon Lord

When Samuel, Demon Lord deals damage to a creature, if that creature dies, put a +1/+1
counter on Samuel, Demon Lord.
Whenever an opponent dies, put three +1/+1 counters on Samuel, Demon Lord. If that
opponent dies from combat damage dealt by
Samuel, Demon Lord, it gains six +1/+1
counters instead.
When Samuel, Demon Lord dies, choose target creature. If you control it, it gains +2/+2,
otherwise destroy it.