Pitiless Plunderer + Reassembling Skeleton + The Masamune + Phantom Train

Prerequisites

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Steps

1. 1Activate Phantom Train by sacrificing Reassembling Skeleton.
2. 2When Reassembling Skeleton dies, Pitiless Plunderer triggers twice, creating two Treasure tokens.
3. 3Resolve the Phantom Train ability.
4. 4Activate the Treasure tokens by tapping and sacrificing them, adding .
5. 5Activate Reassembling Skeleton by paying , returning it from your graveyard to the battlefield tapped.
6. 6Repeat.

Effects

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers