Mabosstiff is in as #143.
For Mabosstiff ex to be included, it must be #144 and a Shroodle must be cut.
#172 is Boss's Orders and #173 is Bravery Charm, which means Brassius is definitely out.
#178 is Delivery Drone, #180 is Falkner, #182 is Giacomo, #186 is Practice Studio and #193 is...
That Charizard going around is 228/197, which is very odd since it's a Hyper Rare. The leaked Illustration Rare Lechonk card is 209/197, which would mean there is space for only 19 Ultra Rares and Special Illustration Rares
Scarlet & Violet's first Hyper Rare is 253/198, and the last known card...
Just for fun, here's a list of every card from the Scarlet & Violet era that are currently exclusive to Japan.
Ultra Rares, Hiper Rares, and Illustration Rares are not included in the list.
ex Starter Set Fuecoco & Ampharos ex (January 20, 2023)
- 020/021 Nemona
Triplet Beat (March 10, 2023)...
Some other known cards:
#035 Fuecoco - revealed on @PokémonTCGUK Twitter
#036 Crocalor - revealed on @PokémonTCGUK Twitter
#037 Skeledirge ex - revealed on @PokémonTCGUK Twitter
#077 Tadbulb - revealed on @PokémonTCG Twitter
#106 Mankey - part of Annihilape ex Box
#107 Primeape - part of...
Yep! All three are non-holos. Plus, Flaaffy is actually a Black Star Promo (SVP15).
Edit: Talking about master sets, you probably should make an extra slot for the Holo Rotom (SVI 70) that comes with the Cyclizar ex Box that also releases this week :p