Wobbuffet

Defender, last strike.
Whenever a source deals damage to Wobbuffet,
Wobbuffet deals that much damage to that
source.
{p/c}{p/c}: Target creature attacks or blocks this turn
if able.
Whenever Wobbuffet is destroyed, you may
pay 1 life. If you do, destroy all creatures that
dealt damage to Wobbuffet this turn.