Dark Strike Fighter

Level 7 DARK/Machine Synchro Effect
2600 ATK / 1800 DEF

1 Tuner + 1 or more non-Tuner monsters
During your Main Phase 1: You can Tribute 1 monster; inflict damage to your opponent equal to the Tributed monster's Level on the field x 200. You can only use this effect of "Dark Strike Fighter" once per turn.

Rulings – Yugipedia

Printings:

Crimson Crisis: CRMS-EN040 (Super Rare) - 2009-03-03
Legendary Collection 5D's Mega Pack: LC5D-EN234 (Common) - 2014-10-23
OTS Tournament Pack 18 (POR): OP18-PT033 (Common) - 2022-02-17

Prices:

Cardmarket: 0.49 €
TCGplayer: $ 2.23