In a multiplayer game, it at least might stop more than one player from attacking or blocking, at least until they untap before you get your next turn
Targeting your own creature helps save it from a removal spell, or can give you double the triggers when it enters the battlefield
For example, if a creature with a finality counter has an aura attached to it, then dies in combat, the creature is exiled because of the finality counter, and the aura goes to the graveyard because it no longer has anything to attach to, but does not have a finality counter itself
March of the Machine Standard's Most Played Cards With a new card type and powerful legendary team-ups to shake the format, March of the Machine is going to make a splash in Standard
Its alternate Full Art is stunning, depicting Regidrago resting next to some ruins with a Lugia seen far away in the sky