The Fiery End

This spell cant be countered and The Fiery End
has hexproof as long as The Fiery End has
more than 10 counters. X is equal to the
amount of players playing.
When The Fiery End enters the battle field
all lands turn to mountains and put
20 counters on The Fiery End.
During each players end step all
players sacrifice one land, one non-land
permanent and removes a counter from
The Fiery End.