Threshold Borg

Level 7 EARTH/Cyberse Effect
2400 ATK / 2000 DEF

If you control no monsters, you can Special Summon this card (from your hand) by discarding 1 Cyberse monster. All monsters your opponent controls lose 500 ATK.

Rulings – Yugipedia

Printings:

Burst of Destiny: BODE-EN095 (Common) - 2021-11-04
2022 Tin of the Pharaoh's Gods: MP22-EN246 (Ultra Rare) - 2022-09-14

Prices:

Cardmarket: 0.06 €
TCGplayer: $ 0.03