ウェザーライトの密(みつ)航(こう)者(しゃ)、アルヴァード

Deathtouch, lifelink

At the beginning of your end step, if a creature died this turn, Arvad, Weatherlight Smuggler perpetually gets +X/+X where X is the number of creatures that died this turn. This ability also triggers if Arvad is in your graveyard.