Ronin Warclub

Oracle Text

Equipped creature gets +2/+1.

Whenever a creature enters the battlefield under your control, attach Ronin Warclub to that creature.

Equip 5 (5: Attach to target creature you control. Equip only as a sorcery.)

Card Rulings

2/1/2005 The triggered ability can attach Ronin Warclub to an untargetable creature because the ability doesn’t target.
2/1/2005 The triggered ability won’t attach Ronin Warclub to a creature that can’t be equipped (such as Goblin Brawler).