Revival Altar 1.1.0
Added advancement "Guess Who's Back?" With description: "Be revived with an altar and a sacrifice. It's good to be back!"
Added functionality to altar:
Give revived player advancement.
If player has been revived using the altar, do not allow them to use their life to revive another. This prevents players from effectively "swapping" lives every time they want to.
Revival Altar 1.0
Contains: Revival Altar.
That's it.
That's the only thing you download this mod for.
KNOWN BUGS: Player respawns one block into the ground, depending on where they were in spectator mode. Will fix soon