Naru Meha, Master Wizard | Echo Storm | Encroaching Mycosynth

Cards

Cast
Echo Storm by paying ({3} magic symbol) ({U} magic symbol) ({U} magic symbol) , targeting
Naru Meha.
Echo Storm triggers, creating a copy of itself, targeting
Naru Meha.
Resolve the copy of
Echo Storm, creating a token copy of
Naru Meha.
Put the token
Naru Meha into your graveyard due to the legend rule.
The
Naru Meha token's enters-the-battlefield ability triggers, creating a copy of
Echo Storm, targeting
Naru Meha.
Repeat from step 3.