Here's the weekly result with recent PotDs.
PotDs left (if always available until released in Japan): 15
Weeks left: 3
Long overdue: New item
Missing Final Smashes: 5
Required stages reveal: 2 (for repped series that have no stages, not even returning stages)
New disconfirmations left: 3 (apparently about 1 every week)
New information, alt outfits, moves, items, and complete fillers left allowed: 5
--this week--
August 22 – (+02:09) – NEW INFO: Music update
August 21 – Link (-00:52) – NEW DISCONF: Ghirahim as Assist Trophy
August 20 – (-00:50) – NEW INFO: Chests may also give you custom parts and Smash Run powers
August 19 – Zero Suit Samus (-01:05) – NEW ALT/INDIRECT NEW STAGE: Samus in shorts / New returning Metroid stage for 3DS
August 18 – Meta Knight, King Dedede, Kirby (-01:31) – NEW DISCONF: Nightmare as Assist Trophy
--last week--
August 15 – (-01:57) – NEW INFO: Pack your favorite Smash Run power-ups in a "lunch box"
August 14 – Mega Man (-01:55) – NEW MOVE: Megaman's custom movesets
August 13 – (+01:02) – NEW CHARACTER: Meta Knight
August 12 – Captain Falcon, Pikachu, Pac-Man (-01:54) – NEW INFO: S-Flag, if hold long enough, gives you bonus.
August 11 – Mii Fighter (-01:54) – FILLER: Cosplays
--2 weeks ago--
August 8 – (-00:43) – NEW STAGE: Game Boy stage for 3DS
August 7 – (-01:06) – NEW INFO/INDIRECT NEW DISCONF: Trophy Shop / Dr. Wily and Oikonny as trophy
August 6 – (-00:42) – NEW INFO: Victini and Xerneas are support Pokemon
August 5 – Pit (+00:06) – NEW ITEM: Daybreak
August 4 – (-00:34) – NEW DISCONF: Prince of Sable as assist/reg trophy
--3 weeks ago--
August 1 – (-00:51) – NEW INFO: Target Blast
July 31 – (+00:14) – NEW STAGE: Pokemon stage for 3DS
July 30 – DK, Villager (-00:42) – PREV ITEM: Boss Galaga
July 29 – Wii Fit Trainer, Mario, Luigi (-00:43) – NEW STAGE: Paper Mario stage
July 28 – (-00:41) – NEW DISCONF: Takamaru as Assist Trophy
--4 weeks ago--
July 25 – (-00:54) – NEW INFO: 3DS menu
July 24 – Rosetta, Yoshi, Lucina, Zelda (-00:37) – NEW INFO: Various Tomodachi stage elements
July 23 – (-00:42) – NEW INFO: Dr. Wily stage for Wii U now also for 3DS with daylight changes.
July 22 – (-00:49) – NEW STAGE: Star Fox stage for Wii U
July 21 – Robin (-00:53) – PREV MOVE: Robin's Nosferatu
--5 weeks ago--
July 18 – Little Mac (-00:49) – FILLER: Screen K.O.
July 17 – Peach (-00:51) – FILLER: Cats in living room
July 16 – (+00:41) – NEW MOVE: Levin sword and tomes
July 15 – Marth (-00:15) – NEW INFO: Lucina is Marth clone with minor differences
July 14 – (-00:55) – NEW DISCONF: Rayman as trophy
--6 weeks ago--
July 11 – (+00:00) – NEW MOVE: Taunts
July 10 – Samus (+00:11) – NEW ALT: Samustrooper, 'Murica Mario
July 9 – (-00:30) – NEW INFO:
July 8 – Palutena, Diddy (+00:16) – NEW MOVE: Palutena up smash
July 7 – (-00:53) – NEW MOVE: Mii Fighter forward smash
--7 weeks ago--
July 4 – (-00:52) – NEW INFO: Pac-Maze stage elements
July 3 – (+00:00) – FILLER: Megaman FS HD details
July 2 – (+00:06) – NEW ALT: Rosetta's alt color, Tuxedo Mii
July 1 – (+00:08) – NEW ALT: Little Mac's pink sweater
June 30 – Olimar (+00:07) – NEW DISCONF: Poppant, bonus characters in Smash Run
--long forgotten characters--
June 20 – Sheik
June 13 – Sonic
June 6 – Ike
May 21 – Greninja, Bowser
May 13 – Charizard
April 30 – Toon Link
March 27 – Fox
February 11 – Lucario