The only difference is the cost you actually pay
Some of the best ex-less decks are the likely suspects: B-tier decks from the regular queue like the Lucario fighting type deck or the stupidly tanky combination of Golem and Druddigon
He takes over the Hoenn Champion role from Stephen in Pokemon Emerald, after all, and while Emerald is often cited as the finest version of the Hoenn games there is, having a final battle against a guy who specializes in one type has always felt a bit odd
Anything that is attached or on the creature disappears
#4 Mamoswine ex Pokmon: 23 4 Swinub SV9 44 2 Piloswine SV9 45 3 Mamoswine ex SV9 46 2 Pidgey OBF 162 1 Pidgeotto MEW 17 2 Pidgeot ex OBF 164 2 Nacli PAR 102 1 Naclstack PAR 103 2 Garganacl PAR 104 2 Luxray PAL 71 1 Fezandipiti ex SFA 38 1 Cornerstone Mask Ogerpon ex TWM 112 Trainer: 30 4 Arven OBF 186 2 Iono PAL 185 2 Boss's Orders PAL 172 1 Professor Turo's Scenario PAR 171 4 Rare Candy SVI 191 3 Buddy-Buddy Poffin TEF 144 2 Ultra Ball SVI 196 2 Pokgear 3.0 SVI 186 2 Earthen Vessel PAR 163 1 Counter Catcher PAR 160 1 Super Rod PAL 188 1 Precious Trolley SSP 185 2 Technical Machine: Evolution PAR 178 1 Big Air Balloon MEW 155 1 Rock Chestplate SVI 192 1 Pokmon League Headquarters OBF 192 Energy: 7 6 Fighting Energy SVE 14 1 Reversal Energy PAL 192 Mamoswine looks to be a perfectly adequate new deck coming out in Journey Together

Stamp series, event distributions, and campaign distributions are popular even ungraded, but the way they are viewed can change instantly once they reach a PSA 10