Pre-War Formalwear
Artifact — Equipment
When this Equipment enters, return target creature card with mana value 3 or less from your graveyard to the battlefield and attach this Equipment to it.
Equipped creature gets +2/+2 and has vigilance.
Equip 
Josu Hernaiz
Fallout (PIP)
• #549Rulings
If Pre-War Formalwear can't be attached to the permanent returned to the battlefield by its first ability (perhaps because it's not currently a creature), Pre-War Formalwear will remain on the battlefield unattached.
(wotc • 2024-03-08)
Rulings
If Pre-War Formalwear can't be attached to the permanent returned to the battlefield by its first ability (perhaps because it's not currently a creature), Pre-War Formalwear will remain on the battlefield unattached.
(wotc • 2024-03-08)