So, for this first entry I am going to list #100 - #51.
Any movies (that I hadn't seen before) that stood out to me will be in BOLD with a larger font and highlighted.
If you've seen any of these, please feel free to comment and discuss.

#100 - Once Upon A Time In The West (seen before)
#99 - A Man Escaped
#98 - The General
#97 - Black Girl
#96 - Tropical Malady
#95 - Get Out (seen before)
#94 - Parasite (seen before)
#93 - Yi Yi

#92 - Ugetsu Monogatari
#91 - The Leopard
#90 - Madame de...
#89 - The Shining (seen before)
#88 - Chungking Express
#87 - Blue Velvet (seen before)
#86 - The Spirit of the Beehive
#85 - Pierrot le fou
#84 - Histoire(s) du Cinema
#83 - A Matter of Life and Death
#82 - Modern Times
#81 - Sunset Blvd,
#80 - Celine and Julie Go Boating
#79 - A Brighter Summer Day
#78 - Satantango
#77 - Spirited Away (seen before)
#76 - Sansho the Bailiff
#75 - Imitation of Life
#74 - L'avventura

#73 - Journey to Italy
#72 - My Neighbor Totoro (seen before)
#71 - The Red Shoes
#70 - Metropolis (seen before)
#69 - Andrei Rublev
#68 - La Jetee
#67 - The Gleaners and I
#66 - Touki Bouki
#65 - The Third Man
#64 - Goodfellas (seen before)
#63 - Casablanca (seen before)
#62 - Daughters of the Dust
#61 - La Dolce Vita
#60 - Moonlight (seen before)
#59 - Sans Soleil
#58 - The Apartment (seen before)
#57 - Sherlock Jr.
#56 - Le Mepris
#55 - Battleship Potemkin
#54 - Blade Runner (seen before)
#53 - News From Home
#52 - Ali: Fear Eats the Soul
#51 - The Piano

Tonight I watched:
#50 - The 400 Blows

Today I watched:
#49 - Ordet
#48 - Wanda