It could be to pay for a different cards cost like Abandon Hope , because a spell requires you to, or to reduce your hand back to its maximum hand size
I wanted to ramp using enchantments instead of the usual land or artifact ramp, so I went with Sanctum Weaver, Faeburrow Elder, and Moldering Gym // Weight Room, just to name a few
Gae Bolg Equip Artifact - Equipment Warrior's Sword Job select (When this Equipment enters, create a 1/1 colorless Hero creature token, then attach this to it.) Equipped creature gets +3/+2 and is a Warrior in addition to its other types
They all have their place, but the +1/+1 counters are where the deck shines
In a blog, Mark Rosewater, lead designer on the game, said that it is counter-intuitive to have the Ring bring in-game positive effects, but it was the only way to get players to actually interact with it