Phantom Train, Continue?, and Naru Meha, Master Wizard

Prerequisites

• Phantom Train on the battlefield
• Continue? in hand
• Naru Meha, Master Wizard in hand
• available

Steps

1. Cast Continue? by paying its mana cost Holding priority, cast Naru Meha by paying its mana cost
2. When Naru Meha enters, it triggers, targeting Continue?
3. Holding priority, activate Phantom Train by sacrificing Naru Meha
4. Resolve the Naru Meha trigger, copying Continue? Resolve the Continue? copy, returning Naru Meha from your graveyard to the battlefield
5. Repeat from step 3

Results

• Infinite recursion of creatures you control
• Infinite +1/+1 counters on a creature
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite magecraft triggers
• Infinite sacrifice triggers