Or possibly not.
Ask around a bit, dowsing is actually used by a bundle of oil prospectors, even if the improvements of technical means in the last decades have made the users dwindle.
Wether it is effective? Pretty much impossible to say, as perception and skill can easily be the component that makes it work.
More commonly however is people using dowsing to find water. And regardless of wether that has any part in it, those doing that tend to be successful quite reliably.
Remote viewing has been tried repeatedly by intelligence services during the last century.
Especially USA spent a crapload of cash on it after rumours about USSR having success with it.
Aside from the occasional and rare possible success, it was a big chunk of fail and wasted money. And the few successes were questionable anyway.
Auras is actually right now being looked at as a way to improve diagnostic ability, it´s just another way of looking at bioelectric fields and try to figure out something useful from them.
Combined with tera-herz imagery and IR sensors, it looks like it could become useful, eventually at least.
Homeopathy cant even be scientifically tested due to the holistic approach(ie treating every person individually).
And in regards to "remote prayer", well it´s not the same thing but science have actually been able to notice at a distance when enough people meditate... Weird but apparently true as it has been repeated.
Crystals, or more generally crystalline materials have some very fun properties, even though i haven´t the faintest what the cartoon specifically refers to with "crystal energy", there´s some interesting prospects to be looked at...