Gisela, the Broken Blade #28

Flying, first strike, lifelink At the beginning of your end step, if you both own and control Gisela, the Broken Blade and a creature named Bruna, the Fading Light, exile them, then meld them into Brisela, Voice of Nightmares.

When Melded, it becomes the following: Brisela, Voice of Nightmares Legendary Creature — Eldrazi Angel Flying, first strike, vigilance, lifelink Your opponents can't cast spells with converted mana cost 3 or less 9/10