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  5. UE12BT: Kaiju No. 8
  6. Monster Sweeper Inc.

Union Arena · UE12BT: Kaiju No. 8 · #UE12BT/KJ8-1-073 · Uncommon

Monster Sweeper Inc.

Union Arena card price for Monster Sweeper Inc.: $0.08 market, from $0.01 at the cheapest listing, Normal printing, updated Oct 19, 2026. Full price history since Oct 31, 2025 below.

Market price · Normal · Oct 19, 2026
$0.08
0.0% this week · −11.1% in 30 days
Buy on eBay →
1 day0.0%
7 days0.0%
30 days−11.1%
90 days−27.3%
1 year—
All time−70.4%

Sellers right now

$0.01lowest listing$6.50highest
Market price$0.08
Mid listing$0.12
30-day avg$0.08

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.08

One year

$0.0852-week low$0.2752-week high
In the range0%
All-time low$0.08
All-time high$0.27
First priceOct 31, 2025
Normal · market price
$0.07$0.14$0.22$0.29
$0.08
Oct 2025Feb 2026Jun 2026Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Monster Sweeper Inc. came out in October 2025; we leave the first weeks out of this story, because early prices are set before real supply exists. Listings currently start at $0.01; over the last 30 days the market price averaged $0.08.

Printings

PrintingMarketLowHigh7d
Normal$0.08$0.01$6.500.0%

The card in play

Card type
Site
Series Name
Kaiju No. 8
Required Energy
3
Action Point Cost
1
Generated Energy
GG
Activation Energy
Green
Card text

[When Played] You may place one card from your hand into your sideline. If you do, add up to one "Kafka Hibino" or "Reno Ichikawa" card with 3 or less required energy from your sideline to your hand.

Trigger

[Get] Add this card to your hand.

Other printings of Monster Sweeper Inc.

1 more · $0.08 – $0.75
All printings
Monster Sweeper Inc. (UEPR/KJ8-1-073), Kaiju No. 8 Release Event Cards — Union Arena card price 0.0% 7d Monster Sweeper Inc. UE12BT: Kaiju No. 8 Release Event Cards · #UEPR/KJ8-1-073 $0.75

Also in UE12BT: Kaiju No. 8

most valuable
Full set
Kaiju No. 8 (055) (SR***) (UE12BT/KJ8-1-055), Kaiju No. 8 — Union Arena card price — 7d Kaiju No. 8 (055) (SR***) UE12BT: Kaiju No. 8 · #UE12BT/KJ8-1-055 $791.50 Kikoru Shinomiya (020) (SR**) (UE12BT/KJ8-1-020), Kaiju No. 8 — Union Arena card price 0.0% 7d Kikoru Shinomiya (020) (SR**) UE12BT: Kaiju No. 8 · #UE12BT/KJ8-1-020 $188.67 Kaiju No. 8 (055) (SR**) (UE12BT/KJ8-1-055), Kaiju No. 8 — Union Arena card price 0.0% 7d Kaiju No. 8 (055) (SR**) UE12BT: Kaiju No. 8 · #UE12BT/KJ8-1-055 $181.99 Mina Ashiro (005) (SR**) (UE12BT/KJ8-1-005), Kaiju No. 8 — Union Arena card price 0.0% 7d Mina Ashiro (005) (SR**) UE12BT: Kaiju No. 8 · #UE12BT/KJ8-1-005 $155.02 Reno Ichikawa (012) (SR**) (UE12BT/KJ8-1-012), Kaiju No. 8 — Union Arena card price 0.0% 7d Reno Ichikawa (012) (SR**) UE12BT: Kaiju No. 8 · #UE12BT/KJ8-1-012 $139.16