Steelswarm Caller

Level 4 DARK/Fiend Effect
1700 ATK / 0 DEF

When a "Steelswarm" monster is Tribute Summoned face-up by Tributing this card: You can Special Summon 1 Level 4 or lower "Steelswarm" monster from your Deck.

Rulings – Yugipedia

Printings:

Duel Terminal 5b: DT05-EN079 (Duel Terminal Rare Parallel Rare) - 2011-09-29
Hidden Arsenal 5: Steelswarm Invasion: HA05-EN046 (Super Rare) - 2011-12-01

Prices:

Cardmarket: 0.20 €
TCGplayer: $ 0.21