Aleister the Invoker

Level 4 DARK/Spellcaster Effect Monster
1000 ATK / 1800 DEF

(Quick Effect): You can send this card from your hand to the GY, then target 1 Fusion Monster you control; it gains 1000 ATK/DEF until the end of this turn. If this card is Normal Summoned or flipped face-up: You can add 1 "Invocation" from your Deck to your hand.

Rulings – Yugipedia

Printings:

Fusion Enforcers: FUEN-EN026 (Super Rare) - 2017-02-23
Shadows in Valhalla: SHVA-EN040 (Secret Rare) - 2018-08-16
Maximum Gold: MAGO-EN016 (Premium Gold Rare) - 2020-11-12

Prices:

Cardmarket: 3.41 €
TCGplayer: $ 1.80