Your search for "Replication Technique 358" revealed the following:
Replication Technique (C21) from Commander 2021, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Viko Menezes Card Text:Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it. Players...
Replication Technique - Extended Art (C21) from Commander 2021, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Viko Menezes Card Text:Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also...