Magistra, Lord of Occidio

indestructible hexproof.
{2}{u/b}:target player discards 2 cards, then loses 1 life for
each card in their graveyard.
{3}{r/g}:Magistra deals 3 damage to target player and each creature they control
{b/g}{b/r}{g/u}{g/w}{r/g}{u/b}{u/r}{w/b}{w/u}:target legendary land becomes
a 10/10 avatar named Occido with indestructible,
hexproof and has:this creature deals combat damage to
a player you may search your library for a card,
then take an extra turn after this one