Army of legends

Vigilance, Haste, Trample
This creatures power and toughness are equal to the amount of creatures you control with different creature types plus x
As long as this creatures is on the battlefield, all permanents become creatures with haste and power and toughness equal to their converted mana cost. Lands become 3/3's with trample and haste
{x}{t}: This creature deals X damage divided as you chose among any number of creatures