Ghave, Guru of Spores, Illusionist's Bracers, Berta, Wise Extrapolator, and Herd Baloth

Prerequisites

• Ghave, Guru of Spores on the battlefield
• Illusionist's Bracers on the battlefield
• Berta, Wise Extrapolator on the battlefield
• Herd Baloth on the battlefield
• available

Steps

1. Activate Ghave's second ability by paying and sacrificing another creature, targeting Herd Baloth Illusionist's Bracers triggers, copying Ghave's ability, targeting Berta
2. Resolve the first Ghave ability, putting a +1/+1 counter on Berta
3. Berta triggers, adding
4. Resolve the second Ghave ability, putting a +1/+1 counter on Herd Baloth
5. Herd Baloth triggers, creating a creature token
6. Repeat

Results

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