Fiv @SewerynPiesek2000 #638750931

9 June 2018

account created (per Roblox API)

15 Oct 2026, 19:23

last measured (UTC)

Username record

@SewerynPiesek2000 — observed 15 October 2026

Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.

Groups owned (as measured)

Grand Ceremonial Guard#131424870

3

Gud grupa#16199209

Open data

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Also a member of

Chillz Studios#2782840 · 🌟Royal Member🌟

Bee Swarm Simulator Club#3982592 · Member

The Flamingo Fan Club#3336691 · December 5th we will all do something

Paradoxum Games#4914494 · Player

|BA| British Army#2621202 · [OR-6] Staff Sergeant

The US Military 1940s#4545116 · Master Sergeant

United States Army #3108077 · [E2] Private Second Class

Retro Dev#5264310 · Member

Tower Defense X#14733518 · fan :d

35px#34369315 · Early Supporter

generic roleplay gaem fanclub.#5574524 · fan.

[TRCU] The Glorious Robot Army#35956498 · [7] TERMINATOR

NapoIeonic Wars#12425385 · ⚔️ Member

[TRCU] The Revolutionary Computer Union#336090209 · Civilian

VY BOX#16445497 · Members

TheBuliderMC's Group!#4972654 · Member

Project Legiones#16835187 · Community Member

Fireblade Games#7930658 · Member

Silldev#32578078 · Awesomely silly

First Divisіon#9686866 · Ranker

The Random Developers!#35152145 · Member

[TRCU] The Lemitsia#35837815 · [0] Candidate

Radixant Interactive#10728452 · Member

Pixel Place Game#33789767 · Member

The Töter Aristocracy#2527987 · Peasant

Zombie Invasion Studios#11656044 · Member

bild iland comunitie#235741049 · Member

[TRCU] The Union Guards#1056909393 · Officer Cadet

[TRCU] The Union Guards Companies#905077734 · Middle Guards

[TRCU] Union's Navy#494568872 · Civilians

[TRCU] Regiments of The Glorious Robot Army#34869053 · 4th Guard Mechanized Regiment "Trevorkin's Finest"

TFDP - The Five Divine Powers#32656225 · SPECIALIST OPERATIVE

The Adeptus Construens of the Union guards#36032073 · Member

Wretched's Jungle#5496989 · Jammers

The Computerist State of Progland#35588126 · Civilian

The Proglish Army#35595445 · Ensign

[TRCU] Inspector Corp#259983593 · Inspector

Temporary TCU army directory#35932529 · I clicked join group

The 1st Horse Guards#35389924 · Lance Corporal

[UG] The Horse Guards#875370441 · Lance Corporal

The Union's Horse Guards#368362320 · The Death Watch

The Royal Navy of Roblox#808654 · Marines

[TCSP] Militia#1006021004 · Kadett

| The Robloxian H.E.C.U. |#35646149 · [E-2] Private First Class

[UG] The Horse Guards Companies#255351960 · UN-ASSIGNED

Antelligence : Remade#35862568 · Tester

Antelligence: REHATCHED#91413983 · Member

Paektusan Wardrobe#36086309 · Holder

Retrozka National Army#35987632 · [MAR] Marshal

RETRO-MYTHS#1005816674 · RMC Member

[T.N.I.] || The Nexus Imperium#405639259 · Royal Guards Regiment

[UGLD] Union Guards Logistics Department#858186650 · Logger of the Month

Progland Supreme Guards#7012728 · Member

Tix's kult#15716254 · Kultists

[UGLD] Logistics Department Management Teams#736782724 · Quota Management Team

TRNR Royal Marines#33544060 · Member

Retrozka Retronist Republic#875581414 · Civillian

United Soviet Federation#34584686 · Guards

[T.N.I.] || Royal Guard Regiment#126242778 · Tiro

| The Robloxian H.E.C.U. | Armored Unit |#149736507 · Reserve

3

Retrozka official fan group#616176770 · Member

3

Task Forcе 7#436694421 · GOVERMENT+

Membership and rank as measured from this user’s public group list.