Leech Bonder, Cryptolith Rite, and Hardened Scales

Prerequisites

• Leech Bonder on the battlefield
• Cryptolith Rite on the battlefield
• Hardened Scales on the battlefield
• Leech Bonder does not have summoning sickness
• A creature has a +1/+1 counter on it

Steps

1. Activate Leech Bonder by tapping it, adding
2. Activate Leech Bonder by paying and untapping it, removing a +1/+1 counter from a creature, and putting two +1/+1 counters on another target creature you control
3. Repeat

Results

• Infinite +1/+1 counters