Offr.com: What's it worth?

After leading the exodus of his people from their old world to evade the dying of the light, Leon has made headway into becoming a divine fox. As a Tenko, he is no longer entirely dependent on offerings to survive and can now use those blessed offerings in order to share his bounty with others. Though it does little to alleviate their need for sleep, once you are blessed by the kami food, water, and even air become distant memories of requirements. All you need do is supplicate yourself before the divine, and you will find the mortal concerns of sustenance a thing of the past.

Valentine and Darlin' have reached a level of understanding so deep that they think and feel in unison. Darlin' replaces all of Valentine's bodily needs and Valentine provides Darlin' with the critical thinking and skill to keep them both alive and prospering.
Valentine's internals have changed due to this new union,
Their blood has turned pink due to the large consumption of Big League Chew.
Darlin' has taken over Valentine's need for water, separating their cells and working with their body.
Darlin' has worked their way into Valentine's brain, not altering it but cleaning it of any unneeded chemicals and hormones that can alter their thinking and keeping their cells healthy.
Darlin' has changed Valentine's lungs, they've changed into two other hearts to allow for their blood to spread nutrients through the body at an accelerated rate.
Darlin' has figured out how to synthesize oxygen and other gases, allowing Valentine to not need to breath.

Ellis' faith in the Lord has blessed him with the sustenance necessary to constantly continue his ministry. He can last for months without food, and has gone close to a month without water on occasion. No one has seen him sleep in years, and his features don't seem to suffer the effects of aging. However, he does frequently appear to be bathed in a halo of warm golden light.

You're a robot. You have neither lungs nor a digestive tract, so things like 'food' and 'oxygen' are problems for squishy meat-people to worry about, not you.

Observers of the gift will observe the iron giant approach the receiver, silently raising his hand, as a darkened blood commences to leak through the crevices of his gauntlet. The Giant will do a cross on the receiver, not really mattering its placement. The mark will feel warm, and progressively on the next few moments, the user will start feeling how hunger and thirst are no longer there, and neither is the need for air. The recipient will feel completely content and well fed. No starvation/dehydration symptoms are noticed from usual recipients.

The Solider is accustomed to going long periods without food or water and can operate on very little sleep.

While submerged, the aquamancer can fully sustain themselves from the waters around them, entirely forgoing food, drink, and even air. They may also enter a state of hibernation, remaining underwater and incapacitated for up to two months.

Through their faith, the priest is able to stretch bread or fish to extreme lengths, feeding a seemingly endless number of people from meager supplies.