Hobgoblin Champion

Champion a Goblin
Ambush {1}{r/g}{r}{g} (You may cast this for its ambush cost any time you could cast an instant.
If you do, it gains haste, and it's returned from
the battlefield to it's owner's hand at the beginning of the next end step.)
Whenever a Goblin enters play, target
Goblin gets +1/+0 until end of turn.