When exploring Croft Manor by playing the "Blood Ties" storyline you will discover a lot of interesting items. While some are just your regular archaeological trinkets, others can be considered Easter Eggs, hinting at other games or media from the franchise.

• Winston in the Freezer
  A document from Winston mentions Lara pulling a prank on the butler.
• Venice music
  old record player in the Library, Tomb Raider II, when you are climbing the bookshelves while the music is playing it's very reminiscent of those Venice levels where you are in the library.
• stuffed T-Rex
  Tomb Raider 1, 2, 3 and Anniversary
• Ankh
  From The Last Revelation.
• William Blake
  Mentioned in the first movie.
• Elixier of Life
  A mobile game.
• Sir Lancelot
  Tomb Raider Legend
• Croft Family Crest
  Secrets in Croft Manor in Tomb Raider Legend
• Temple of Xian
  Tomb Raider II location
• 142
  One of the door Codes; 14th February is Lara's birthday
• Ticking Clocks
  Throughout the manor there are quite a few clocks ticking away, it is a little reminiscent of the first movie where Lara wakes up to the ticking of a clock hidden under the stairs.
• Symbols in the Secret Room
  are reminiscent of The Angel of Darkness
• Golden Rose
  The relic in the family crypt, Secret in Tomb Raider Chronicles.
• Twin Pistols
  Relic in the study after completing the game, nod to Lara's classic weapons
• Atlas
  Relic in the study after completing the game, Artefact from this game
• Broken Katana
  Relic in the study after completing the game, relic from Yamatai