Ether Finder
EARTH/Machine
Level 4
ATK 1000
DEF 1200
[Requirement] Send 1 Spell/Trap Card from your hand to the GY.
[Effect] Choose 1 face-up monster you control, it gains 300 ATK until the end of this turn, then if there’s a “Fusion” in your GY, you can Special Summon 1 “Ether Seeker” from your GY.

Source.