Ulvenwald Observer

Flash Lifelink When this creature enters, other Humans you control get +1/+1 and gain lifelink until end of turn.

Destroy target blocking creature. Creatures that were blocked by that creature this combat gain trample until end of turn.

When this creature dies, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Flash Enchant creature Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.

Whenever this creature attacks, it gets +0/+2 until end of turn.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.

Emerge 6G (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, create two 1/1 green Insect creature tokens.

When you cast this spell, you may return target Angel or Human creature card from your graveyard to the battlefield. Flying, vigilance (Melds with Gisela, the Broken Blade.)