Lunatic Cultist

The beginning of the End.
{b}{b}: Mind Games; Summon a 4/4 black
Crystal Wyvern with Flying onto the battlefield
and Lunatic Cultist takes no damage until
end of turn.
{4}: When Lunatic Cultist dies, search deck for
four 2/2 Pillar tokens and put them on the battlefield which cannot take damage until all
other creatures on the owners battlefield
have been killed.