Altruism

Altruism is an unique prayer in runescape. The prayer works in a similar but more powerful way then retribution. Whena player who has this turned on dies, they release a final blast that does up to 250 damage in a 4x4 area to anyone in the way. It also has a unique effect. This prayer will heal other players if they have accept aid on or are in a team battle and they are on your team. When the final blast is released, it can hheal other players in the blast radius for up to 200 health. This makes it idea for team battles or attacking apowerful beast on the king black dragon in groups.

Trivia

 * The picture for this appears to be one half of the redemption heart with the other half of the heart being the same colors as retribution