The Chosen One, Lord Savior

Whenever a creature enters the battlefield under your control you may draw a card. Whenever 2 or more creatures enters the battlefield under your control
you have have target creature fight another creature. Whenever 4 or more creatures enters the battlefield under your control you may destroy a permanent a players controls and search a card from your libary. Whenever 8 or more creatures enters the battlefield under your control you may destroy all permanent you don't control and draw 4 cards.
Each a