f-size land

{t}: add {r}{r}{r}{r}{r}{w}{w}{w}{w}{w} to your
manna pool
{1}: f-size mega land becomes a 10000000/10000000
haste,trample until end of turn
{2} f-size mega land gets +10000000/+10000000
until end if turn
whenever a permedent enters the battle field untap
f-size land