Emry, Lurker of the Loch (Extended) [Throne of Eldraine]

Description

Set:	Throne of Eldraine
Type:	Legendary Creature — Merfolk Wizard
Rarity:	Rare
Cost:	{2}{U}

This spell costs {1} less to cast for each artifact you control.
When Emry, Lurker of the Loch enters the battlefield, mill four cards.
{T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)