Chief of the Edge

Other Warrior creatures you control get +1/+0.

Changeling Outcast

Changeling (This card is every creature type.)
This creature can't block and can't be blocked.

Other Merfolk creatures you control get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Illusion creatures you control get +1/+1 and have hexproof. (They can't be the targets of spells or abilities your opponents control.)