Giortha, The Flying Behemoth

Convoke, Trample, Haste, and Lifelink
When Giortha, The Flying Behemoth enters the field, creatures you control gain trample, haste, and lifelink until the end of the turn.
If {x} is {10} or more than every creatures
power and toughness are
the same as Giortha, The Flying Behemoth