Nice to know, that TF2 will be mostly first game with custom Polish PKP railset. I would also like to suggest:
Steam:
Tkt48 -
https://pl.wikipedia.org/wiki/TKt48 (no english, need to translate)
Ty2 -
https://en.wikipedia.org/wiki/PKP_class_Ty2 - based on german loco Class 52
Pt47 -
https://en.wikipedia.org/wiki/PKP_class_Pt47
Pm36 -
https://en.wikipedia.org/wiki/PKP_class_Pm36 - fastest polish steam loco - 140km/h!
Diesel:
SM30/SP30 -
https://en.wikipedia.org/wiki/PKP_class_SM30
SP32 -
https://en.wikipedia.org/wiki/PKP_class_SP32 - builded by Romanian
SM42/SP42/SU42 -
https://en.wikipedia.org/wiki/PKP_class_SM42 - most popular shouting/passenger loco in Poland.
ST43 -
https://en.wikipedia.org/wiki/PKP_class_ST43 - already exists version CFR060DA on steam
https://steamcommunity.com/sharedfiles/ ... 1932164344
ST44 -
https://en.wikipedia.org/wiki/M62_locomotive - soviet version for PKP based on M62
SP45/SU45/ST45 -
https://en.wikipedia.org/wiki/PKP_class_SU45 - most popular diesiel passenger loco 120km/h, later a few SU45 were converted to cargo version
SU46 -
https://en.wikipedia.org/wiki/PKP_class_SU46 - upgraded version SU45 managed to work for passanger and cargo routes
SP47 -
https://en.wikipedia.org/wiki/PKP_class_SP47 - fastest polish diesel loco in 70s - 140km/h! Prototype (only two was made)
SM48 -
https://pl.wikipedia.org/wiki/BMZ/%C5%81TZ_TEM2 (no english, need to translate) - shouting loco based on soviet TEM2 (exists version on steam
https://steamcommunity.com/sharedfiles/ ... 1904929685
PESA Gamma -
https://en.wikipedia.org/wiki/Pesa_Gama - fastest modern polish diesel loco - 160km/h.
Electric:
EU07 - OP mentioned in own post - also existed EP07 (120km/h), EP07A (160km/h) versions and EP08 (140km/h)
https://en.wikipedia.org/wiki/PKP_class_EP08.
ET21 -
https://en.wikipedia.org/wiki/PKP_class_ET21 - popular cargo loco
ET22 -
https://en.wikipedia.org/wiki/PKP_class_ET22 - most popular and used today cargo loco
ET40 -
https://en.wikipedia.org/wiki/PKP_class_ET40 - based on Skoda 77E
ET41 -
https://en.wikipedia.org/wiki/PKP_class_ET41 - based on EU07 - three of them were rented to Croatia and named HŽ series 1081.
ET42 -
https://en.wikipedia.org/wiki/PKP_class_ET42 - heavy cargo loco based on soviet VL10/VL11. I think they were already on TF1 as VL10/11
Newag Griffin -
https://en.wikipedia.org/wiki/PKP_class_ET42 - modern polish cargo/pass loco.
Newag Dragon -
https://en.wikipedia.org/wiki/Newag_Dragon - modern polish cargo loco.
DMU:
SN61 -
https://pl.wikipedia.org/wiki/SN61 (no english, need to translate) - builded in Ganz-MAVAG, most popular DMU in 60s/70s in Poland.
SA103/106/135 -
https://pl.wikipedia.org/wiki/Pesa_214M (no english, need to translate) - most popular DMU in single railcar version.
SA109 -
https://en.wikipedia.org/wiki/Kolzam_RegioVan
SA131/132/133/134 -
https://pl.wikipedia.org/wiki/Pesa_218M (no english, need to translate) - most popular and used today DMUs from PESA, they have various types
SA139 -
https://de.wikipedia.org/wiki/Pesa_Link (no english, need to translate) - PESA Link, builded also for Deutsche Bahn.
EMU:
EN57/EN71 - OP mentioned in own post.
ED72/ED73 -
https://en.wikipedia.org/wiki/PKP_class_ED72 - some variant of EN57 designed for longer routes (130km/h)
PESA Elf Series -
https://en.wikipedia.org/wiki/Pesa_Elf - popular modern EMU in Poland from PESA. Some of them will be build for CD.
NEWAG Impuls -
https://en.wikipedia.org/wiki/Newag_Impuls - popular modern EMU in Poland from NEWAG. Some of them was builded for Italy ETR322.
Coaches:
111A/112A -
https://pl.wikipedia.org/wiki/HCP_111A
120A -
https://pl.wikipedia.org/wiki/120A - most popular in 70-90s
Bhp/Bmnopux -
https://pl.wikipedia.org/wiki/Bhp https://pl.wikipedia.org/wiki/Goerlitz_Bmnopux/Bmteeo - exists variant from DB on steam (
https://steamcommunity.com/sharedfiles/ ... 1933029464)
609A -
http://bazawagonow.pl/609A.html - passenger coach with cargo compartment.