Kitesail Skirmisher

Flying

Whenever this creature attacks, another target creature attacking the same player or planeswalker gains flying until end of turn.

Encore 4U (4U, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)