Sett, The Boss

Double Strike
If Sett fights a creature with toughness higher
than Sett's toughness, Sett gains indestructible
and a +2/+0 counter until end of turn.
{2}{r}{t}: Sett fights target creature with toughness higher than Sett's toughness. If the target
creature is destroyed, deal X damage to any
target, X being the destroyed creature's
toughness.