Battlerage Synergy

Mutually beneficial: The two classes can each provide an affliction the other needs.
Boosts only you: The listed classes can give an affliction this class needs, but not the other way around.
Boosts only them: This class can give an affliction the listed classes need, but not the other way around.

Alchemist
  Mutual: Jester, Monk, Priest, Shaman, Sylvan
  Boosts you: Apostate, Black Dragon, Green Dragon, Red Dragon
  Boosts them: Occultist, Paladin, Blue Dragon, Gold Dragon, Silver Dragon

Apostate
  Mutual: Blademaster, Silver Dragon
  Boosts you: Jester, Magi, Serpent, Black Dragon, Blue Dragon
  Boosts them: Alchemist, Infernal, Occultist

Bard
  Mutual: Jester, Blue Dragon
  Boosts you: Blademaster, Druid, Monk
  Boosts them: Occultist, Priest, Shaman, Silver Dragon

Blademaster
  Mutual: Apostate, Sylvan
  Boosts you: Priest, Sentinel, Shaman, Black Dragon, Red Dragon, Silver Dragon
  Boosts them: Bard, Druid, Monk, Paladin, Runewarden, Gold Dragon

Druid
  Mutual: Priest, Red Dragon
  Boosts you: Blademaster, Jester, Sentinel, Shaman, Blue Dragon, Silver Dragon
  Boosts them: Bard, Magi, Monk, Paladin, Sylvan, Black Dragon, Gold Dragon, Green Dragon

Infernal
  Mutual: None
  Boosts you: Apostate, Priest, Sentinel, Shaman, Sylvan, Black Dragon, Red Dragon, Silver Dragon
  Boosts them: None

Jester
  Mutual: Alchemist, Bard, Serpent, Sylvan, Gold Dragon
  Boosts you: Magi, Occultist
  Boosts them: Apostate, Druid, Runewarden, Sentinel

Magi
  Mutual: Monk, Sentinel, Shaman, Red Dragon
  Boosts you: Druid, Priest, Blue Dragon, Silver Dragon
  Boosts them: Apostate, Jester, Runewarden, Black Dragon, Green Dragon

Monk
  Mutual: Alchemist, Magi, Serpent, Black Dragon, Green Dragon
  Boosts you: Blademaster, Druid, Silver Dragon
  Boosts them: Bard, Paladin, Priest, Sentinel, Sylvan, Red Dragon

Occultist
  Mutual: Black Dragon
  Boosts you: Alchemist, Apostate, Bard, Priest, Serpent, Shaman, Sylvan, Gold Dragon
  Boosts them: Jester, Runewarden, Sentinel

Paladin
  Mutual: None
  Boosts you: Alchemist, Blademaster, Druid, Monk, Blue Dragon, Green Dragon
  Boosts them: None

Priest
  Mutual: Alchemist, Druid, Serpent, Blue Dragon
  Boosts you: Bard, Monk, Sylvan, Gold Dragon
  Boosts them: Blademaster, Infernal, Magi, Occultist, Silver Dragon

Runewarden
  Mutual: None
  Boosts you: Blademaster, Jester, Magi, Occultist, Blue Dragon, Gold Dragon
  Boosts them: None

Sentinel
  Mutual: Magi
  Boosts you: Jester, Monk, Occultist, Gold Dragon, Green Dragon, Red Dragon
  Boosts them: Blademaster, Druid, Infernal, Serpent, Blue Dragon

Serpent
  Mutual: Jester, Monk, Priest, Shaman, Green Dragon, Red Dragon, Silver Dragon
  Boosts you: Sentinel
  Boosts them: Apostate, Occultist, Blue Dragon

Shaman
  Mutual: Alchemist, Magi, Serpent, Silver Dragon
  Boosts you: Bard, Sylvan, Black Dragon, Gold Dragon
  Boosts them: Blademaster, Druid, Infernal, Occultist, Blue Dragon

Sylvan
  Mutual: Alchemist, Blademaster, Jester
  Boosts you: Druid, Monk, Green Dragon, Red Dragon
  Boosts them: Infernal, Occultist, Priest, Shaman, Blue Dragon, Silver Dragon

Black Dragon
  Mutual: Monk, Occultist
  Boosts you: Druid, Magi, Blue Dragon, Gold Dragon
  Boosts them: Alchemist, Apostate, Blademaster, Infernal, Shaman, Green Dragon, Red Dragon, Silver Dragon

Blue Dragon
  Mutual: Bard, Priest, Gold Dragon, Red Dragon
  Boosts you: Alchemist, Sentinel, Serpent, Shaman, Sylvan, Silver Dragon
  Boosts them: Apostate, Druid, Magi, Paladin, Runewarden, Black Dragon, Green Dragon

Gold Dragon
  Mutual: Jester, Blue Dragon
  Boosts you: Alchemist, Blademaster, Druid, Green Dragon
  Boosts them: Occultist, Priest, Runewarden, Sentinel, Shaman, Black Dragon, Silver Dragon

Green Dragon
  Mutual: Monk, Serpent
  Boosts you: Druid, Magi, Black Dragon, Blue Dragon, Silver Dragon
  Boosts them: Alchemist, Paladin, Sentinel, Sylvan, Gold Dragon

Red Dragon
  Mutual: Druid, Magi, Serpent, Blue Dragon
  Boosts you: Monk, Black Dragon, Silver Dragon
  Boosts them: Alchemist, Blademaster, Infernal, Sentinel, Sylvan

Silver Dragon
  Mutual: Apostate, Serpent, Shaman
  Boosts you: Alchemist, Bard, Priest, Sylvan, Black Dragon, Gold Dragon
  Boosts them: Blademaster, Druid, Infernal, Magi, Monk, Blue Dragon, Green Dragon, Red Dragon