Based on the latest market prices tracked on TCG Stacked, Gold-Forged Sentinel is worth about $0.04 USD for a regular copy and $0.10 USD for a foil copy
A Little Background Before diving into the financial component, I want to touch on a bit of history
Is Bargain an Activated Ability
Commander damage racks up, though, and theyll have to block eventually
They could have done plenty of things differently to actually make these a massive success and warrant a mase print run but instead they made them generic reprints that just have a stamp on them #6 Golly, can't wait for all the middle-aged white guys to buy these up and immediately invalidate the inherent purpose of these packs
She draws you a card whenever you sacrifice an enchantment and whenever you get to the final chapter of a Saga, She drains each opponent and gains you life equal to the mana value of that Saga