Goyo Defender

Level 3 EARTH/Warrior Synchro Effect
1000 ATK / 1000 DEF

1 Tuner + 1 or more non-Tuner monsters
Once per turn, if all monsters you control are EARTH Warrior-Type Synchro Monsters (min. 1): You can Special Summon "Goyo Defender" from your Extra Deck. When this card is targeted for an attack: You can make this card gain 1000 ATK for each EARTH Warrior-Type Synchro Monster you control (other than this card), until the end of the Damage Step.

Rulings – Yugipedia

Printings:

Breakers of Shadow: BOSH-EN050 (Rare) - 2016-01-14
OTS Tournament Pack 13: OP13-EN019 (Common) - 2020-06-15
OTS Tournament Pack 13 (POR): OP13-PT019 (Common) - 2020-06-15
Battles of Legend: Armageddon: BLAR-EN058 (Ultra Rare) - 2020-07-23

Prices:

Cardmarket: 0.11 €
TCGplayer: $ 0.08