Kyn, Boreal Horizon

Overawe (If this creature enters the battlefield and its
mana cost wasn't paid, its controller loses the game.)
Reach, trample, convoke
Lands are Snow in addition to their other types.
Snow lands are 3/3 creatures with vigilance.
Whenever a nontoken snow land becomes
tapped, you gain 2 life and create a token that's
a copy of it.