Golden Guardian
Artifact Creature — Golem
Defender
: This creature fights another target creature you control. When this creature dies this turn, return it to the battlefield transformed under your control.
Gold-Forge Garrison
Land
: Add two mana of any one color.
: Create a 4/4 colorless Golem artifact creature token.
An army of living gold for the golden city.
Svetlin Velinov
Rivals of Ixalan Promos (PRIX)
• #179sRulings
If Golden Guardian leaves the battlefield before its activated ability has resolved, it won't be returned to the battlefield when the ability resolves.
(wotc • 2018-01-19)
If the target of Golden Guardian's activated ability isn't a legal target as that ability resolves, or if Golden Guardian has left the battlefield, neither creature will deal or be dealt damage.
(wotc • 2018-01-19)
Once Golden Guardian's activated ability has resolved, it will return to the battlefield transformed if it dies for any reason in that turn.
(wotc • 2018-01-19)
Rulings
If Golden Guardian leaves the battlefield before its activated ability has resolved, it won't be returned to the battlefield when the ability resolves.
(wotc • 2018-01-19)
If the target of Golden Guardian's activated ability isn't a legal target as that ability resolves, or if Golden Guardian has left the battlefield, neither creature will deal or be dealt damage.
(wotc • 2018-01-19)
Once Golden Guardian's activated ability has resolved, it will return to the battlefield transformed if it dies for any reason in that turn.
(wotc • 2018-01-19)