$DelveRequirement_And
You must both: {0} {1}

$DelveRequirement_BossPhase
Defeat the Lair Boss

$DelveRequirement_Checkpoints_plural
Empty rooms of creatures: {0}

$DelveRequirement_Checkpoint_singular
Empty a room of creatures to make a checkpoint

$DelveRequirement_Completed
Activate the Cursed Skulls to summon the Delve Tier Boss

$DelveRequirement_Either
You must either: {0} {1}

$DelveRequirement_Error
Unable to determine what is needed to summon the boss of this tier.

$DelveRequirement_GetMorePlayersToTheSkullPile
{0} of {1} required players have approached the skull pile.

$DelveRequirement_GetPlayersToTheSkullPile
Reach Cursed Skulls: {0}

$DelveRequirement_Goal_Crystals
Crystals