Mirage Mockery (Extended Art) [Phyrexia: All Will Be One Commander] Love Your LGS 2021 Jace's Phantasm gets +4/+4 as

Jace's Phantasm gets +4/+4 as long as an opponent has ten or more cards in their graveyard

As Urborg Lhurgoyf enters the battlefield

or secrets

Set: Commander Legends: Battle for Baldur's Gate Prerelease Promos Type: Legendary Creature — Human Boar Rarity: Rare Cost: {2}{G}{R} Each creature you control with a mana ability gets +2/+2

(As long as this spell is on the stack

Mirage Mockery (Extended Art) [Phyrexia: All Will Be One Commander] Love Your LGS 2021 Jace's Phantasm gets +4/+4 asSet: Phyrexia: All Will Be One Commander Type: Sorcery Rarity: Rare Cost: {2}{U} Choose one Create a token that's a copy of target artifact creature you control. Create a token that's a copy of target nonartifact creature you control. Entwine {2}{U} (Choose both if you pay the entwine cost.)