Tahm Kench

Deathtouch, Vigilance
{2} During combat before damage, an opponent
may activate this ability by paying its cost.
Tahm Kench loses all abilities, but gains indestructible. Replace target blocking creature
with Tahm Kench until end of turn.
Tahm Kench's controller may pay {1} to counter
this effect. When Tahm Kench deals damage to an opponent, gain control of target
nonland permanent that player controls until
the end of your next turn.