This really is a benefit from hard Morytania journal which will only bury bones to RuneScape gold you upon killing monsters. It provides 50 percent of the encounter that would player get for burying a bone but can be upgraded by completing elite Morytania jobs to give 100%. Bonecrusher uses charges which can be refilled with Ectotokens at the rate of 1 token per 5 charges. This is a practical thing to have while leveling your battle as it could boost your prayer level nicely.
To get Soul Bearer player need to finish Bear your Soul miniquest which is quite straightforward. With this thing on your inventory, it is possible to send your ensouled heads from stock to the bank at the price of one charge. To refill fees you need to sacrifice 1 soul and one blood rune per fee into the Bearer.
Which bones and enslaved heads to select? Prayer is a really expensive ability to train and because of that, it's essential to check bone/head costs before buying large quantities of these. Obtaining bones by yourself is generally not efficient and should be avoided. It's nearly always better to make money using a rewarding method and buying bones from different players. There are many bone kinds taken for Prayer training such as Dagannoth Bones, Superior Dragon Bones, Ourg Bones and others.
In both spirits and bones - the better thing that you use - the more expensive it receives and more expertise it gives. Some of the items will have better experience per gold spent ratio than others and some will award enormous chunks of experience at a extremely fast time but may also cost a whole lot. It is very important to consider just how much you can afford to invest and what level of money that you would like to achieve. There are lots of calculators on the web where you are able to find out what bones will be most efficient for you. Calculate on them amount of bones required.
In case you don't have time or just don't want to look up it - usually Dragon bones and Wyvern bones supply most efficient golden to exp ratio so they're a good deal. If it comes to ensouled heads Kalphite heads are currently very good choice as it would take approximately 50mil to take you from level 1 to 99. In case you've got 93 Magic you might consider using Dragon heads since experience prices are incredibly nice and it cost approximately 90mil for to 99 (that for buy old school runescape gold prayer is in fact rather cheap). Other options for example Ensouled Bloodveld Head are not as worth it.